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Commit a2bb214d authored by Matthew Wilcox's avatar Matthew Wilcox Committed by Kyle McMartin
Browse files

[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: default avatarMatthew Wilcox <willy@parisc-linux.org>
Signed-off-by: default avatarKyle McMartin <kyle@parisc-linux.org>
parent 85509c00

arch/parisc/kernel/perf.c

+0 −3
Original line number Diff line number Diff line
@@ -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;

}