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author | Poul-Henning Kamp <phk@FreeBSD.org> | 1999-09-19 08:40:11 +0000 |
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committer | Poul-Henning Kamp <phk@FreeBSD.org> | 1999-09-19 08:40:11 +0000 |
commit | 984982d6aeaf276d249d8d43498396f021637917 (patch) | |
tree | 16e3f76f40d4becdb176fc795088fd2b8dd59aa2 /sys/kern/kern_malloc.c | |
parent | 7248ef86e04b58fce394f84825407c0f69b335ab (diff) | |
download | src-984982d6aeaf276d249d8d43498396f021637917.tar.gz src-984982d6aeaf276d249d8d43498396f021637917.zip |
KASSERT that we cannot use M_WAITOK in interrupt context.
Reviewed by: bde
Notes
Notes:
svn path=/head/; revision=51401
Diffstat (limited to 'sys/kern/kern_malloc.c')
-rw-r--r-- | sys/kern/kern_malloc.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/kern/kern_malloc.c b/sys/kern/kern_malloc.c index 56cff7f204c8..b660aaab090a 100644 --- a/sys/kern/kern_malloc.c +++ b/sys/kern/kern_malloc.c @@ -51,6 +51,10 @@ #include <vm/pmap.h> #include <vm/vm_map.h> +#if defined(INVARIANTS) && defined(__i386__) +#include <machine/cpu.h> +#endif + MALLOC_DEFINE(M_CACHE, "namecache", "Dynamically allocated cache entries"); MALLOC_DEFINE(M_DEVBUF, "devbuf", "device driver memory"); MALLOC_DEFINE(M_TEMP, "temp", "misc temporary data buffers"); @@ -134,6 +138,11 @@ malloc(size, type, flags) #endif register struct malloc_type *ksp = type; +#if defined(INVARIANTS) && defined(__i386__) + if (flags == M_WAITOK) + KASSERT(intr_nesting_level == 0, + ("malloc(M_WAITOK) in interrupt context")); +#endif /* * Must be at splmem() prior to initializing segment to handle * potential initialization race. |