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authorKukjin Kim <kgene.kim@samsung.com>2012-05-13 06:48:21 +0900
committerKukjin Kim <kgene.kim@samsung.com>2012-05-13 06:48:21 +0900
commit2870f5352451a99a364a807803e4c39477264c3c (patch)
tree11ee9795559bdc9645a0a17815611c624066c515 /arch/tile/kernel/single_step.c
parent06c77b3ce1b81163d74d9d5e904de731934e8510 (diff)
parent5fdbdd1d4b9ec58e51092e24c231a303b38cdb94 (diff)
Merge branch 'next/cleanup-samsung-macro' into next/cleanup-samsung
Diffstat (limited to 'arch/tile/kernel/single_step.c')
-rw-r--r--arch/tile/kernel/single_step.c4
1 files changed, 1 insertions, 3 deletions
diff --git a/arch/tile/kernel/single_step.c b/arch/tile/kernel/single_step.c
index 9efbc1391b3..89529c9f060 100644
--- a/arch/tile/kernel/single_step.c
+++ b/arch/tile/kernel/single_step.c
@@ -346,12 +346,10 @@ void single_step_once(struct pt_regs *regs)
}
/* allocate a cache line of writable, executable memory */
- down_write(&current->mm->mmap_sem);
- buffer = (void __user *) do_mmap(NULL, 0, 64,
+ buffer = (void __user *) vm_mmap(NULL, 0, 64,
PROT_EXEC | PROT_READ | PROT_WRITE,
MAP_PRIVATE | MAP_ANONYMOUS,
0);
- up_write(&current->mm->mmap_sem);
if (IS_ERR((void __force *)buffer)) {
kfree(state);