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authorStanislaw Gruszka <sgruszka@redhat.com>2009-11-18 01:14:12 +0300
committerThomas Gleixner <tglx@linutronix.de>2009-11-18 18:32:12 +0300
commit8747d793fc5c4d3e4decd41d55f6dc24498dd5f5 (patch)
tree78983389e7e4656c755e81a97b5e08de0e640e04 /include/linux/consolemap.h
parent0696b711e4be45fa104c12329f617beb29c03f78 (diff)
downloadlinux-8747d793fc5c4d3e4decd41d55f6dc24498dd5f5.tar.xz
itimers: Fix racy writes to cpu_itimer fields
incr_error and error fields of struct cpu_itimer are used when calculating next timer tick in check_cpu_itimers() and should not be modified without tsk->sighand->siglock taken. Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> LKML-Reference: <1253802903-979-1-git-send-email-sgruszka@redhat.com> Cc: Ingo Molnar <mingo@elte.hu> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Oleg Nesterov <oleg@redhat.com> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'include/linux/consolemap.h')
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