yamt
5873138145
constify
2009-10-12 23:36:02 +00:00
yamt
28bf72b353
fix KMEM_SIZE vs KMEM_GUARD
2009-10-12 23:35:09 +00:00
jnemeth
fa6c059bce
add KASSERT(p != NULL); to kmem_free()
2009-06-03 22:54:51 +00:00
ad
f51a17bccf
kernel memory guard for DEBUG kernels, proposed on tech-kern.
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See kmem_alloc(9) for details.
2009-03-29 10:51:53 +00:00
yamt
feff5384df
use %zu for size_t
2009-02-18 13:04:59 +00:00
ad
81525af92d
Fix min/max confusion that causes a problem with DEBUG on some
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architectures. Independently spotted by yamt@. /brick ad
2009-02-17 21:54:30 +00:00
enami
60b229d2eb
Use same expression to decide to use pool cache or not in both
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kmem_alloc/free.
2009-02-06 22:58:49 +00:00
ad
c26577a1b0
Apply kmem patch posted to tech-kern.
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- Add another level of caches, for max quantum cache size -> PAGE_SIZE.
- Add debug code to verify that kmem_free() is given the correct size.
2009-02-01 18:51:07 +00:00
ad
c1ef49a66f
Back VMEM_ADDR_NULL change. It's too invasive.
2008-12-15 11:42:34 +00:00
ad
b8c27c5dfc
Check for VMEM_ADDR_NULL, not NULL.
2008-12-15 11:33:13 +00:00
ad
f9b17a5200
Define VMEM_ADDR_NULL as UINTPTR_MAX, otherwise a vmem that can allocate
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a block starting at zero will not work.
XXX pool_cache uses NULL to signify failed allocation.
XXX how did the percpu allocator work before?
2008-12-15 11:29:49 +00:00
yamt
67ab67abb3
if DEBUG, over-allocate 1 byte to detect overrun.
2008-02-09 12:56:20 +00:00
yamt
ac257c9a5b
sprinkle more kmem_poison_check.
2007-12-28 13:49:25 +00:00
ad
d18c6ca4de
Merge from vmlocking:
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- pool_cache changes.
- Debugger/procfs locking fixes.
- Other minor changes.
2007-11-07 00:23:13 +00:00
ad
88ab7da936
Merge some of the less invasive changes from the vmlocking branch:
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- kthread, callout, devsw API changes
- select()/poll() improvements
- miscellaneous MT safety improvements
2007-07-09 20:51:58 +00:00
hubertf
3bfc0c42ee
Remove duplicate #include's
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From: Slava Semushin <php-coder@altlinux.ru>
2007-03-26 22:52:44 +00:00
yamt
6d6b100a95
kmem_backend_alloc: fix a null dereference.
2007-03-02 12:30:53 +00:00
ad
b07ec3fc38
Merge newlock2 to head.
2007-02-09 21:55:00 +00:00
yamt
f6217feae5
kmem_alloc: fix a null dereference reported by Chuck Silvers.
2007-02-05 11:53:46 +00:00
yamt
1a7bc55dcc
remove some __unused from function parameters.
2006-11-01 10:17:58 +00:00
christos
4d595fd7b1
- sprinkle __unused on function decls.
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- fix a couple of unused bugs
- no more -Wno-unused for i386
2006-10-12 01:30:41 +00:00
yamt
b153af038b
don't include sys/lock.h as it is no longer necessary.
2006-08-28 13:41:04 +00:00
martin
5581630d1f
Add <sys/lock.h> include for <sys/callback.h>
2006-08-21 09:06:06 +00:00
yamt
4e59653466
move kmem_kva_reclaim_callback out of #ifdef DEBUG.
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fixes compilation problem in the case of !DEBUG.
pointed by Kurt Schreiner.
2006-08-20 13:08:11 +00:00
yamt
0406a06106
implement kva reclamation for kmem_alloc quantum cache.
2006-08-20 09:45:59 +00:00
yamt
fc12b34a0a
kmem_init: use vmem quantum cache. XXX needs tune.
2006-08-20 09:44:06 +00:00
yamt
d9530c47ba
add DEBUG code to detect modifications on free memory.
2006-07-08 06:01:53 +00:00
yamt
d145ea66dc
change KMEM_QUANTUM_SIZE from sizeof(void *) to (ALIGNBYTES + 1).
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the latter is larger on eg. sparc.
noted by Christos Zoulas.
http://mail-index.NetBSD.org/port-sparc/2006/07/02/0001.html
2006-07-03 09:18:35 +00:00
yamt
8308eb1f7a
implement kmem_zalloc.
2006-06-25 08:10:04 +00:00
yamt
bc4977819f
1. implement solaris-like vmem. (still primitive, though)
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2. implement solaris-like kmem_alloc/free api, using #1 .
(note: this implementation is backed by kernel_map, thus can't be
used from interrupt context.)
2006-06-25 08:00:01 +00:00
