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| author | Michal Hocko <mhocko@suse.com> | 2017-02-22 15:46:10 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2017-02-22 16:41:30 -0800 |
| commit | a8e99259e7e32b67af2b447f0a570813c0c283ec (patch) | |
| tree | f9dec7e486865ca687e78b1e49907f44c175718f /include/linux/mm.h | |
| parent | c02e50bb8a55a7adeeca5e411479ed70c6a2dfa1 (diff) | |
| download | lwn-a8e99259e7e32b67af2b447f0a570813c0c283ec.tar.gz lwn-a8e99259e7e32b67af2b447f0a570813c0c283ec.zip | |
mm, page_alloc: warn_alloc print nodemask
warn_alloc is currently used for to report an allocation failure or an
allocation stall. We print some details of the allocation request like
the gfp mask and the request order. We do not print the allocation
nodemask which is important when debugging the reason for the allocation
failure as well. We alreaddy print the nodemask in the OOM report.
Add nodemask to warn_alloc and print it in warn_alloc as well.
Link: http://lkml.kernel.org/r/20170117091543.25850-3-mhocko@kernel.org
Signed-off-by: Michal Hocko <mhocko@suse.com>
Acked-by: Mel Gorman <mgorman@suse.de>
Acked-by: Hillf Danton <hillf.zj@alibaba-inc.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Vlastimil Babka <vbabka@suse.cz>
Cc: David Rientjes <rientjes@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/mm.h')
| -rw-r--r-- | include/linux/mm.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index dae6f58d67c8..28b6c3f8a7f3 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1942,8 +1942,8 @@ extern void si_meminfo_node(struct sysinfo *val, int nid); extern unsigned long arch_reserved_kernel_pages(void); #endif -extern __printf(2, 3) -void warn_alloc(gfp_t gfp_mask, const char *fmt, ...); +extern __printf(3, 4) +void warn_alloc(gfp_t gfp_mask, nodemask_t *nodemask, const char *fmt, ...); extern void setup_per_cpu_pageset(void); |