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author | Ingo Molnar | 2009-09-15 12:18:15 +0200 |
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committer | Ingo Molnar | 2009-09-15 12:18:15 +0200 |
commit | dca2d6ac09d9ef59ff46820d4f0c94b08a671202 (patch) | |
tree | fdec753b842dad09e3a4151954fab3eb5c43500d /drivers/input/serio/libps2.c | |
parent | tracing: Fix ring-buffer and ksym tracer merge interaction (diff) | |
parent | Merge branch 'for-linus3' of git://git.kernel.org/pub/scm/linux/kernel/git/jm... (diff) | |
download | kernel-qcow2-linux-dca2d6ac09d9ef59ff46820d4f0c94b08a671202.tar.gz kernel-qcow2-linux-dca2d6ac09d9ef59ff46820d4f0c94b08a671202.tar.xz kernel-qcow2-linux-dca2d6ac09d9ef59ff46820d4f0c94b08a671202.zip |
Merge branch 'linus' into tracing/hw-breakpoints
Conflicts:
arch/x86/kernel/process_64.c
Semantic conflict fixed in:
arch/x86/kvm/x86.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/input/serio/libps2.c')
-rw-r--r-- | drivers/input/serio/libps2.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/input/serio/libps2.c b/drivers/input/serio/libps2.c index be5bbbb8ae4e..3a95b508bf27 100644 --- a/drivers/input/serio/libps2.c +++ b/drivers/input/serio/libps2.c @@ -161,7 +161,7 @@ static int ps2_adjust_timeout(struct ps2dev *ps2dev, int command, int timeout) * ps2_command() can only be called from a process context */ -int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) +int __ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) { int timeout; int send = (command >> 12) & 0xf; @@ -179,8 +179,6 @@ int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) return -1; } - mutex_lock(&ps2dev->cmd_mutex); - serio_pause_rx(ps2dev->serio); ps2dev->flags = command == PS2_CMD_GETID ? PS2_FLAG_WAITID : 0; ps2dev->cmdcnt = receive; @@ -231,7 +229,18 @@ int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) ps2dev->flags = 0; serio_continue_rx(ps2dev->serio); + return rc; +} +EXPORT_SYMBOL(__ps2_command); + +int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command) +{ + int rc; + + mutex_lock(&ps2dev->cmd_mutex); + rc = __ps2_command(ps2dev, param, command); mutex_unlock(&ps2dev->cmd_mutex); + return rc; } EXPORT_SYMBOL(ps2_command); |