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accel/tcg: Rename tb_invalidate_phys_page

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Rename to tb_invalidate_phys_page_unwind to emphasize that
we also detect invalidating the current TB, and also to free
up that name for other usage.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-10-05 09:18:39 -07:00
parent 28905cfbd5
commit 67aabbb312
3 changed files with 5 additions and 4 deletions
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2
accel/tcg/internal.h
View File

@ -105,7 +105,7 @@ void tb_htable_init(void);
void tb_reset_jump(TranslationBlock *tb, int n);
TranslationBlock *tb_link_page(TranslationBlock *tb, tb_page_addr_t phys_pc,
tb_page_addr_t phys_page2);
bool tb_invalidate_phys_page(tb_page_addr_t addr, uintptr_t pc);
bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc);
int cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb,
uintptr_t searched_pc, bool reset_icount);

2
accel/tcg/tb-maint.c
View File

@ -657,7 +657,7 @@ void tb_invalidate_phys_page_fast(struct page_collection *pages,
* TB (because it was modified by this store and the guest CPU has
* precise-SMC semantics).
*/
bool tb_invalidate_phys_page(tb_page_addr_t addr, uintptr_t pc)
bool tb_invalidate_phys_page_unwind(tb_page_addr_t addr, uintptr_t pc)
{
TranslationBlock *tb;
PageDesc *p;

5
accel/tcg/translate-all.c
View File

@ -1382,7 +1382,7 @@ void page_set_flags(target_ulong start, target_ulong end, int flags)
if (!(p->flags & PAGE_WRITE) &&
(flags & PAGE_WRITE) &&
p->first_tb) {
tb_invalidate_phys_page(addr, 0);
tb_invalidate_phys_page_unwind(addr, 0);
}
if (reset_target_data) {
g_free(p->target_data);
@ -1580,7 +1580,8 @@ int page_unprotect(target_ulong address, uintptr_t pc)
/* and since the content will be modified, we must invalidate
the corresponding translated code. */
current_tb_invalidated |= tb_invalidate_phys_page(addr, pc);
current_tb_invalidated |=
tb_invalidate_phys_page_unwind(addr, pc);
}
mprotect((void *)g2h_untagged(host_start), qemu_host_page_size,
prot & PAGE_BITS);