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[PARISC] Remove {,un}lock_kernel from perf ioctl 

Remove the lock_kernel/unlock_kernel pair in the ioctl method. It
plainly wasn't protecting anything.

Signed-off-by: Matthew Wilcox <willy@parisc-linux.org>
Signed-off-by: Kyle McMartin <kyle@parisc-linux.org>
wifi-calibration
Matthew Wilcox 2006-01-17 11:43:48 -07:00 committed by Kyle McMartin
parent 85509c0007
commit a2bb214dcd
1 changed files with 0 additions and 3 deletions
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3
arch/parisc/kernel/perf.c
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@ -444,7 +444,6 @@ static long perf_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
uint32_t raddr[4];
int error = 0;
lock_kernel();
switch (cmd) {
case PA_PERF_ON:
@ -477,8 +476,6 @@ static long perf_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
error = -ENOTTY;
}
unlock_kernel();
return error;
}