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authorKrzysztof Helt <krzysztof.h1@wp.pl>2008-10-19 05:27:51 +0200
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-20 17:52:36 +0200
commit3e680aae4e53ab54cdbb0c29257dae0cbb158e1c (patch)
tree389c2a60625b2f9dbd9555378a9d4917730f335e /drivers/telephony
parentfb: push down the BKL in the ioctl handler (diff)
downloadlinux-3e680aae4e53ab54cdbb0c29257dae0cbb158e1c.tar.xz
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fb: convert lock/unlock_kernel() into local fb mutex
Change lock_kernel()/unlock_kernel() to local fb mutex. Each frame buffer instance has its own mutex. The one line try_to_load() function is unrolled to request_module() in two places for readability. [righi.andrea@gmail.com: fb: fix NULL pointer BUG dereference in fb_open()] Signed-off-by: Krzysztof Helt <krzysztof.h1@wp.pl> Signed-off-by: Andrea Righi <righi.andrea@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/telephony')
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