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authorAmerigo Wang <amwang@redhat.com>2010-03-04 03:23:46 -0500
committerDave Jones <davej@redhat.com>2010-03-31 12:00:21 -0400
commit499bca9b6d3243f9278a1f5a22d00e67acdd844d (patch)
tree860ef8e80c4b68a10f06eb8a2fa19b43e608fade /lib/locking-selftest-rlock.h
parent2eaa9cfdf33b8d7fb7aff27792192e0019ae8fc6 (diff)
[CPUFREQ] fix a lockdep warning
There is no need to do sysfs_remove_link() or kobject_put() etc. when policy_rwsem_write is held, move them after releasing the lock. This fixes the lockdep warning: halt/4071 is trying to acquire lock: (s_active){++++.+}, at: [<c0000000001ef868>] .sysfs_addrm_finish+0x58/0xc0 but task is already holding lock: (&per_cpu(cpu_policy_rwsem, cpu)){+.+.+.}, at: [<c0000000004cd6ac>] .lock_policy_rwsem_write+0x84/0xf4 Reported-by: Benjamin Herrenschmidt <benh@kernel.crashing.org> Signed-off-by: WANG Cong <amwang@redhat.com> Cc: Johannes Berg <johannes@sipsolutions.net> Cc: Venkatesh Pallipadi <venkatesh.pallipadi@intel.com> Signed-off-by: Dave Jones <davej@redhat.com>
Diffstat (limited to 'lib/locking-selftest-rlock.h')
0 files changed, 0 insertions, 0 deletions