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| author | Nicholas Piggin <npiggin@gmail.com> | 2021-04-29 22:59:04 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-04-30 11:20:40 -0700 |
| commit | d70bec8cc95ad32f6b7e3e6fad72acdd3a5418e9 (patch) | |
| tree | 8dee759c5ea3c25bef73ecfcfdaa6afce73a3c24 /fs | |
| parent | 4ad0ae8c64ac8f81a3651bca11be7c3cb086df80 (diff) | |
| download | lwn-d70bec8cc95ad32f6b7e3e6fad72acdd3a5418e9.tar.gz lwn-d70bec8cc95ad32f6b7e3e6fad72acdd3a5418e9.zip | |
mm/vmalloc: improve allocation failure error messages
There are several reasons why a vmalloc can fail, virtual space exhausted,
page array allocation failure, page allocation failure, and kernel page
table allocation failure.
Add distinct warning messages for the main causes of failure, with some
added information like page order or allocation size where applicable.
[urezki@gmail.com: print correct vmalloc allocation size]
Link: https://lkml.kernel.org/r/20210329193214.GA28602@pc638.lan
Link: https://lkml.kernel.org/r/20210322021806.892164-6-npiggin@gmail.com
Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Uladzislau Rezki (Sony) <urezki@gmail.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
0 files changed, 0 insertions, 0 deletions