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(parent: 424f6c4) | patch
proc: add a schedule point in proc_pid_readdir()
authorEric Dumazet <edumazet@google.com>
Tue, 24 Jan 2017 23:18:07 +0000 (15:18 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Wed, 25 Jan 2017 00:26:14 +0000 (16:26 -0800)
commit3ba4bceef23206349d4130ddf140819b365de7c8
tree4189bc94f2e769788c9f9859e7a463cf2a27ad0ctree | snapshot
parent424f6c4818bbf1b8ccf58aa012ecc19c0bb9b446commit | diff
proc: add a schedule point in proc_pid_readdir()

We have seen proc_pid_readdir() invocations holding cpu for more than 50
ms.  Add a cond_resched() to be gentle with other tasks.

[akpm@linux-foundation.org: coding style fix]
Link: http://lkml.kernel.org/r/1484238380.15816.42.camel@edumazet-glaptop3.roam.corp.google.com
Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
fs/proc/base.c diff | blob | history
Beck SC1x5 Kernel