From a2bb214dcd1db862fdb6421e21f1cff0c3535162 Mon Sep 17 00:00:00 2001 From: Matthew Wilcox Date: Tue, 17 Jan 2006 11:43:48 -0700 Subject: [PATCH] [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 Signed-off-by: Kyle McMartin --- arch/parisc/kernel/perf.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/arch/parisc/kernel/perf.c b/arch/parisc/kernel/perf.c index 11178ccbb89..53f861c82f9 100644 --- a/arch/parisc/kernel/perf.c +++ b/arch/parisc/kernel/perf.c @@ -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; } -- 2.20.1