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| author | Nathan Scott <nathans@sgi.com> | 2006-09-28 11:03:05 +1000 |
|---|---|---|
| committer | Tim Shimmin <tes@sgi.com> | 2006-09-28 11:03:05 +1000 |
| commit | efb8ad7e9431a430a75d44288614cf6047ff4baa (patch) | |
| tree | cbebf7d8bf1b5f25235756c0aa7ff610d4cb4055 /fs/xfs/linux-2.6/kmem.c | |
| parent | 3f89243c5b987dd55f8eec6fd54be05887d69bc6 (diff) | |
| download | linux-efb8ad7e9431a430a75d44288614cf6047ff4baa.tar.gz linux-efb8ad7e9431a430a75d44288614cf6047ff4baa.tar.bz2 linux-efb8ad7e9431a430a75d44288614cf6047ff4baa.zip | |
[XFS] Add a debug flag for allocations which are known to be larger than
one page.
SGI-PV: 955302
SGI-Modid: xfs-linux-melb:xfs-kern:26800a
Signed-off-by: Nathan Scott <nathans@sgi.com>
Signed-off-by: Tim Shimmin <tes@sgi.com>
Diffstat (limited to 'fs/xfs/linux-2.6/kmem.c')
| -rw-r--r-- | fs/xfs/linux-2.6/kmem.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/fs/xfs/linux-2.6/kmem.c b/fs/xfs/linux-2.6/kmem.c index aba7fcf881a2..f77fe5c8fcc1 100644 --- a/fs/xfs/linux-2.6/kmem.c +++ b/fs/xfs/linux-2.6/kmem.c @@ -34,6 +34,14 @@ kmem_alloc(size_t size, unsigned int __nocast flags) gfp_t lflags = kmem_flags_convert(flags); void *ptr; +#ifdef DEBUG + if (unlikely(!(flags & KM_LARGE) && (size > PAGE_SIZE))) { + printk(KERN_WARNING "Large %s attempt, size=%ld\n", + __FUNCTION__, (long)size); + dump_stack(); + } +#endif + do { if (size < MAX_SLAB_SIZE || retries > MAX_VMALLOCS) ptr = kmalloc(size, lflags); |