Commit Graph

103229 Commits

Author SHA1 Message Date
Weiwei Li
246f87960a target/riscv: Fix lines with over 80 characters
Fix lines with over 80 characters for both code and comments.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-Id: <20230405085813.40643-5-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
3b57254d8a target/riscv: Fix format for comments
Fix formats for multi-lines comments.
Add spaces around single line comments(after "/*" and before "*/").

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Acked-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-Id: <20230405085813.40643-4-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
c45eff30cb target/riscv: Fix format for indentation
Fix identation problems, and try to use the same indentation strategy
in the same file.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-Id: <20230405085813.40643-3-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
38256529f3 target/riscv: Remove riscv_cpu_virt_enabled()
Directly use env->virt_enabled instead.

Suggested-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-Id: <20230405085813.40643-2-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
22c2f87ab2 target/riscv: Set opcode to env->bins for illegal/virtual instruction fault
decode_save_opc() will not work for generate_exception(), since 0 is passed
to riscv_raise_exception() as pc in helper_raise_exception(), and bins will
not be restored in this case.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230330034636.44585-1-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
77dff6509c target/riscv: Fix addr type for get_physical_address
Function get_physical_address() translates both virtual address and
guest physical address, and the latter is 34-bits for Sv32x4. So we
should use vaddr type for 'addr' parameter.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230329101928.83856-1-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
628f0ec1ed target/riscv: Remove redundant parentheses
Remove redundant parentheses in get_physical_address.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230327080858.39703-8-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
LIU Zhiwei
b3c5077bef target/riscv: Convert env->virt to a bool env->virt_enabled
Currently we only use the env->virt to encode the virtual mode enabled
status. Let's make it a bool type.

Signed-off-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Message-ID: <20230325145348.1208-1-zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230327080858.39703-6-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
c43732f505 target/riscv: Remove check on RVH for riscv_cpu_set_virt_enabled
In current implementation, riscv_cpu_set_virt_enabled is only called when
RVH is enabled.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230327080858.39703-5-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
286629216c target/riscv: Remove check on RVH for riscv_cpu_virt_enabled
Since env->virt.VIRT_ONOFF is initialized as false, and will not be set
to true when RVH is disabled, so we can just return this bit(false) when
RVH is not disabled.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230327080858.39703-4-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
fbec3f382a target/riscv: Remove redundant check on RVH
Check on riscv_cpu_virt_enabled contains the check on RVH.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230327080858.39703-3-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
2136b6c30c target/riscv: Remove redundant call to riscv_cpu_virt_enabled
The assignment is done under the condition riscv_cpu_virt_enabled()=true.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230327080858.39703-2-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
LIU Zhiwei
df3ac6da47 target/riscv: Fix itrigger when icount is used
When I boot a ubuntu image, QEMU output a "Bad icount read" message and exit.
The reason is that when execute helper_mret or helper_sret, it will
cause a call to icount_get_raw_locked (), which needs set can_do_io flag
on cpustate.

Thus we setting this flag when execute these two instructions.

Signed-off-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230324064011.976-1-zhiwei_liu@linux.alibaba.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
00d312bd78 target/riscv: Add support for Zce
Add and expose property for Zce:
* Specifying Zce without F includes Zca, Zcb, Zcmp, Zcmt.
* Specifying Zce with F includes Zca, Zcb, Zcmp, Zcmt and Zcf.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-11-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
2c71d02e17 disas/riscv.c: add disasm support for Zc*
Zcmp/Zcmt instructions will override disasm for c.fld*/c.fsd*
instructions currently.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-10-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
d364c0ab68 target/riscv: expose properties for Zc* extension
Expose zca,zcb,zcf,zcd,zcmp,zcmt properties.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-9-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
ce3af0bbbc target/riscv: add support for Zcmt extension
Add encode, trans* functions and helper functions support for Zcmt
instrutions.
Add support for jvt csr.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-8-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
193eb522e4 target/riscv: add support for Zcmp extension
Add encode, trans* functions for Zcmp instructions.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-7-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
e0a3054f18 target/riscv: add support for Zcb extension
Add encode and trans* functions support for Zcb instructions.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-6-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
c4935b5842 target/riscv: add support for Zcd extension
Separate c_fld/c_fsd from fld/fsd to add additional check for
c.fld{sp}/c.fsd{sp} which is useful for zcmp/zcmt to reuse
their encodings.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-5-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
30b0357902 target/riscv: add support for Zcf extension
Separate c_flw/c_fsw from flw/fsw to add check for Zcf extension.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-4-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
b17dd74a54 target/riscv: add support for Zca extension
Modify the check for C extension to Zca (C implies Zca).

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Wilfred Mallawa <wilfred.mallawa@wdc.com>
Message-Id: <20230307081403.61950-3-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
2288a5ce43 target/riscv: add cfg properties for Zc* extension
Add properties for Zca,Zcb,Zcf,Zcd,Zcmp,Zcmt extension.
Add check for these properties.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307081403.61950-2-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Conor Dooley
48249c023d target/riscv: fix invalid riscv,event-to-mhpmcounters entry
dt-validate complains:
> soc: pmu: {'riscv,event-to-mhpmcounters':
> [[1, 1, 524281], [2, 2, 524284], [65561, 65561, 524280],
> [65563, 65563, 524280], [65569, 65569, 524280], [0, 0, 0], [0, 0]],
> pmu: riscv,event-to-mhpmcounters:6: [0, 0] is too short

There are bogus 0 entries added at the end, of which one is of
insufficient length. This happens because only 15 of
fdt_event_ctr_map[]'s 20 elements are populated & qemu_fdt_setprop() is
called using the size of the array.
Reduce the array to 15 elements to make the error go away.

Signed-off-by: Conor Dooley <conor.dooley@microchip.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230404173333.35179-1-conor@kernel.org>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Philipp Tomsich
4f2493146d target/riscv: redirect XVentanaCondOps to use the Zicond functions
The Zicond standard extension implements the same instruction
semantics as XVentanaCondOps, although using different mnemonics and
opcodes.

Point XVentanaCondOps to the (newly implemented) Zicond implementation
to reduce the future maintenance burden.

Also updating MAINTAINERS as trans_xventanacondops.c.inc.

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

Signed-off-by: Philipp Tomsich <philipp.tomsich@vrull.eu>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307180708.302867-3-philipp.tomsich@vrull.eu>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Philipp Tomsich
378e43fa72 target/riscv: refactor Zicond support
After the original Zicond support was stuck/fell through the cracks on
the mailing list at v3 (and a different implementation was merged in
the meanwhile), we need to refactor Zicond to prepare it to be reused
by XVentanaCondOps.

This commit lifts the common logic out into gen_czero and uses this
via gen_logic and 2 helper functions (effectively partial closures).

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

Signed-off-by: Philipp Tomsich <philipp.tomsich@vrull.eu>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <20230307180708.302867-2-philipp.tomsich@vrull.eu>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:50 +10:00
Weiwei Li
d53ae79b28 target/riscv: Simplify arguments for riscv_csrrw_check
Remove RISCVCPU argument, and get cfg infomation from CPURISCVState
directly.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230309071329.45932-5-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:49 +10:00
Weiwei Li
bbb9fc2591 target/riscv: Simplify type conversion for CPURISCVState
Use CPURISCVState as argument directly in riscv_cpu_update_mip and
riscv_timer_write_timecmp, since type converts from CPURISCVState to
RISCVCPU in many caller of them and then back to CPURISCVState in them.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-Id: <20230309071329.45932-4-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:49 +10:00
Weiwei Li
99c2f5c42a target/riscv: Simplify getting RISCVCPU pointer from env
Use env_archcpu() to get RISCVCPU pointer from env directly.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230309071329.45932-3-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:49 +10:00
LIU Zhiwei
662ed9cc85 target/riscv: Fix priv version dependency for vector and zfh
Vector implicitly enables zve64d, zve64f, zve32f sub extensions. As vector
only requires PRIV_1_10_0, these sub extensions should not require priv version
higher than that.

The same for Zfh.

Signed-off-by: LIU Zhiwei <zhiwei_liu@linux.alibaba.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Message-Id: <20230321043415.754-1-zhiwei_liu@linux.alibaba.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:49 +10:00
Weiwei Li
9c33e08b2b target/riscv: Avoid env_archcpu() when reading RISCVCPUConfig
Use riscv_cpu_cfg(env) instead of env_archcpu().cfg.

Signed-off-by: Weiwei Li <liweiwei@iscas.ac.cn>
Signed-off-by: Junqiang Wang <wangjunqiang@iscas.ac.cn>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Message-Id: <20230309071329.45932-2-liweiwei@iscas.ac.cn>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
2023-05-05 10:49:49 +10:00
Richard Henderson
f6b761bdbd qga-pull-2023-05-04
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Merge tag 'qga-pull-2023-05-04' of https://github.com/kostyanf14/qemu into staging

qga-pull-2023-05-04

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* tag 'qga-pull-2023-05-04' of https://github.com/kostyanf14/qemu:
  qga: Fix suspend on Linux guests without systemd
  qga/commands-win32.c: Drop the check for _WIN32_WINNT >= 0x0601
  qga: test: Add tests for `merged` flag
  qga: Add `merged` variant to GuestExecCaptureOutputMode
  qga: Refactor guest-exec capture-output to take enum
  qga/linux: add usb support to guest-get-fsinfo

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-04 12:08:00 +01:00
Mark Somerville
86dcb6ab9b qga: Fix suspend on Linux guests without systemd
Allow the Linux guest agent to attempt each of the suspend methods
(systemctl, pm-* and writing to /sys) in turn.

Prior to this guests without systemd failed to suspend due to
`guest_suspend` returning early regardless of the return value of
`systemd_supports_mode`.

Signed-off-by: Mark Somerville <mark@qpok.net>
Reviewed-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
2023-05-04 09:30:01 +00:00
Thomas Huth
8cc28cb16e qga/commands-win32.c: Drop the check for _WIN32_WINNT >= 0x0601
All current versions of glib require _WIN32_WINNT set to 0x0601
or higher already, and we also use this value as a minimum in our
osdep.h header file, so there is no way to still compile this code
with an older version of the Windows ABI. Thus we can drop this
check now.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
2023-05-04 09:13:55 +00:00
Daniel Xu
c7d74f2724 qga: test: Add tests for merged flag
This commit adds a test to ensure `merged` functions as expected.
We also add a negative test to ensure we haven't regressed previous
functionality.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Daniel Xu <dxu@dxuuu.xyz>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
2023-05-04 09:12:48 +00:00
Daniel Xu
810f677ab8 qga: Add merged variant to GuestExecCaptureOutputMode
Currently, any captured output (via `capture-output`) is segregated into
separate GuestExecStatus fields (`out-data` and `err-data`). This means
that downstream consumers have no way to reassemble the captured data
back into the original stream.

This is relevant for chatty and semi-interactive (ie. read only) CLI
tools.  Such tools may deliberately interleave stdout and stderr for
visual effect. If segregated, the output becomes harder to visually
understand.

This commit adds a new enum variant to the GuestExecCaptureOutputMode
qapi to merge the output streams such that consumers can have a pristine
view of the original command output.

Signed-off-by: Daniel Xu <dxu@dxuuu.xyz>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
2023-05-04 09:12:48 +00:00
Daniel Xu
9c5ccc52ab qga: Refactor guest-exec capture-output to take enum
Previously capture-output was an optional boolean flag that either
captured all output or captured none. While this is OK in most cases, it
lacks flexibility for more advanced capture cases, such as wanting to
only capture stdout.

This commits refactors guest-exec qapi to take an enum for capture mode
instead while preserving backwards compatibility.

Suggested-by: Daniel P. Berrangé <berrange@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Signed-off-by: Daniel Xu <dxu@dxuuu.xyz>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
2023-05-04 09:12:48 +00:00
Kfir Manor
5a954e0221 qga/linux: add usb support to guest-get-fsinfo
Signed-off-by: Kfir Manor <kfir@daynix.com>
Reviewed-by: Konstantin Kostiuk <kkostiuk@redhat.com>
Signed-off-by: Konstantin Kostiuk <kkostiuk@redhat.com>
2023-05-04 09:12:32 +00:00
Richard Henderson
1488ccb9b6 nbd patches for 2023-05-03
- Eric Blake: clear LISTEN_FDNAMES when consuming systemd sockets
 - Stefan Hajnoczi: clear export BlockDeviceOps in central location
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Merge tag 'pull-nbd-2023-05-03' of https://repo.or.cz/qemu/ericb into staging

nbd patches for 2023-05-03

- Eric Blake: clear LISTEN_FDNAMES when consuming systemd sockets
- Stefan Hajnoczi: clear export BlockDeviceOps in central location

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# gpg:                 aka "Eric Blake (Free Software Programmer) <ebb9@byu.net>" [full]
# gpg:                 aka "[jpeg image of size 6874]" [full]

* tag 'pull-nbd-2023-05-03' of https://repo.or.cz/qemu/ericb:
  block/export: call blk_set_dev_ops(blk, NULL, NULL)
  systemd: Also clear LISTEN_FDNAMES during systemd socket activation

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-04 07:38:10 +01:00
Stefan Hajnoczi
de79b52604 block/export: call blk_set_dev_ops(blk, NULL, NULL)
Most export types install BlockDeviceOps pointers. It is easy to forget
to remove them because that happens automatically via the "drive" qdev
property in hw/ but not block/export/.

Put blk_set_dev_ops(blk, NULL, NULL) calls in the core export.c code so
the export types don't need to remember.

This fixes the nbd and vhost-user-blk export types.

Fixes: fd6afc501a ("nbd/server: Use drained block ops to quiesce the server")
Fixes: ca858a5fe9 ("vhost-user-blk-server: notify client about disk resize")
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Message-Id: <20230502211119.720647-1-stefanha@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
2023-05-03 14:00:08 -05:00
Eric Blake
7ade2b186d systemd: Also clear LISTEN_FDNAMES during systemd socket activation
Some time after systemd documented LISTEN_PID and LISTEN_FDS for
socket activation, they later added LISTEN_FDNAMES; now documented at:
https://www.freedesktop.org/software/systemd/man/sd_listen_fds.html

In particular, look at the implementation of sd_listen_fds_with_names():
https://github.com/systemd/systemd/blob/main/src/libsystemd/sd-daemon/sd-daemon.c

If we ever pass LISTEN_PID=xxx and LISTEN_FDS=n to a child process,
but leave LISTEN_FDNAMES=... unchanged as inherited from our parent
process, then our child process using sd_listen_fds_with_names() might
see a mismatch in the number of names (unexpected -EINVAL failure), or
even if the number of names matches the values of those names may be
unexpected (with even less predictable results).

Usually, this is not an issue - the point of LISTEN_PID is to tell
systemd socket activation to ignore all other LISTEN_* if they were
not directed to this particular pid.  But if we end up consuming a
socket directed to this qemu process, and later decide to spawn a
child process that also needs systemd socket activation, we must
ensure we are not leaking any stale systemd variables through to that
child.  The easiest way to do this is to wipe ALL LISTEN_* variables
at the time we consume a socket, even if we do not yet care about a
LISTEN_FDNAMES passed in from the parent process.

See also https://lists.freedesktop.org/archives/systemd-devel/2023-March/048920.html

Thanks: Laszlo Ersek <lersek@redhat.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <20230324153349.1123774-1-eblake@redhat.com>
Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
2023-05-03 14:00:08 -05:00
Richard Henderson
044f8cf70a Migraiton Pull request (20230428 take 2)
Hi
 
 Dropped the compression cleanups to see if we find what is going on.
 
 Please apply.
 
 Later, Juan.
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Merge tag 'migration-20230428-pull-request' of https://gitlab.com/juan.quintela/qemu into staging

Migraiton Pull request (20230428 take 2)

Hi

Dropped the compression cleanups to see if we find what is going on.

Please apply.

Later, Juan.

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# gpg:                using RSA key 1899FF8EDEBF58CCEE034B82F487EF185872D723
# gpg: Good signature from "Juan Quintela <quintela@redhat.com>" [undefined]
# gpg:                 aka "Juan Quintela <quintela@trasno.org>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
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# Primary key fingerprint: 1899 FF8E DEBF 58CC EE03  4B82 F487 EF18 5872 D723

* tag 'migration-20230428-pull-request' of https://gitlab.com/juan.quintela/qemu:
  migration: Drop unused parameter for migration_tls_client_create()
  migration: Drop unused parameter for migration_tls_get_creds()
  migration/rdma: Unfold last user of acct_update_position()
  migration/rdma: Split the zero page case from acct_update_position
  migration: Rename RAMStats to MigrationAtomicStats
  migration: Rename ram_counters to mig_stats
  migration: Move ram_stats to its own file migration-stats.[ch]
  multifd: We already account for this packet on the multifd thread

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
2023-05-03 10:29:30 +01:00
Juan Quintela
0deb7e9b6c migration: Drop unused parameter for migration_tls_client_create()
It is not needed since we moved the accessor for tls properties to
options.c.

Suggested-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
2023-05-03 11:24:20 +02:00
Juan Quintela
3f461a0c0b migration: Drop unused parameter for migration_tls_get_creds()
It is not needed since we moved the accessor for tls properties to
options.c.

Suggested-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
2023-05-03 11:24:20 +02:00
Juan Quintela
5690756d7c migration/rdma: Unfold last user of acct_update_position()
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Lukas Straub <lukasstraub2@web.de>
2023-05-03 11:24:20 +02:00
Juan Quintela
c61d2faa93 migration/rdma: Split the zero page case from acct_update_position
Now that we have atomic counters, we can do it on the place that we
need it, no need to do it inside ram.c.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Lukas Straub <lukasstraub2@web.de>
2023-05-03 11:24:20 +02:00
Juan Quintela
96820df24e migration: Rename RAMStats to MigrationAtomicStats
It is lousely based on MigrationStats, but that name is taken, so this
is the best one that I came with.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Lukas Straub <lukasstraub2@web.de>

---

If you have any good suggestion for the name, I am all ears.
2023-05-03 11:24:20 +02:00
Juan Quintela
aff3f6606d migration: Rename ram_counters to mig_stats
migration_stats is just too long, and it is going to have more than
ram counters in the near future.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Lukas Straub <lukasstraub2@web.de>
2023-05-03 11:24:20 +02:00
Juan Quintela
947701cc1a migration: Move ram_stats to its own file migration-stats.[ch]
There is already include/qemu/stats.h, so stats.h was a bad idea.
We want this file to not depend on anything else, we will move all the
migration counters/stats to this struct.

Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Lukas Straub <lukasstraub2@web.de>
2023-05-03 11:24:19 +02:00
Juan Quintela
e232199aad multifd: We already account for this packet on the multifd thread
Signed-off-by: Juan Quintela <quintela@redhat.com>
Reviewed-by: Lukas Straub <lukasstraub2@web.de>
2023-05-03 11:24:19 +02:00