[PATCH] kretprobe spinlock deadlock patch

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kprobe_flush_task() possibly calls kfree function during holding
kretprobe_lock spinlock, if kfree function is probed by kretprobe that will
incur spinlock deadlock.  This patch moves kfree function out scope of
kretprobe_lock.

Signed-off-by: bibo, mao <bibo.mao@intel.com>
Signed-off-by: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

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bibo,mao 2006-10-02 02:17:35 -07:00 • committed by Linus Torvalds

parent f2aa85a0cc

commit 99219a3fbc

7 changed files with 47 additions and 15 deletions

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include/linux/kprobes.h

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