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| author | Hans J. Koch <hjk@hansjkoch.de> | 2011-08-09 20:53:41 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2011-08-22 17:52:00 -0700 |
| commit | 4e0b72fd7444e07e2870d193ce8fb6b0b00f5a89 (patch) | |
| tree | d81946567cef8109de9e95e64bee846f5986f13d /drivers/uio/uio_cif.c | |
| parent | a406f75840e15afbabd98cb64ae36b51424a8033 (diff) | |
| download | op-kernel-dev-4e0b72fd7444e07e2870d193ce8fb6b0b00f5a89.zip op-kernel-dev-4e0b72fd7444e07e2870d193ce8fb6b0b00f5a89.tar.gz | |
uio: uio_pci_generic: Remove useless spin_lock
The spin_lock in uio_pci_generic.c is only used in the interrupt
handler, which cannot be executed twice at the same time.
That makes the lock rather pointless. This patch removes it.
Cc: "Michael S. Tsirkin" <mst@redhat.com>
Cc: Chris Wright <chrisw@redhat.com>
Cc: Jesse Barnes <jbarnes@virtuousgeek.org>
Cc: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Cc: Anthony Foiani <anthony.foiani@gmail.com>
Reported-by: Anthony Foiani <anthony.foiani@gmail.com>
Reported-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Hans J. Koch <hjk@hansjkoch.de>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/uio/uio_cif.c')
0 files changed, 0 insertions, 0 deletions
