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| author | Thomas Gleixner <tglx@linutronix.de> | 2013-01-09 10:33:09 +0100 |
|---|---|---|
| committer | Steven Rostedt <rostedt@rostedt.homelinux.com> | 2013-12-17 22:47:40 -0500 |
| commit | 2164c84119f2ae408d4917c6baf7a2882893efe1 (patch) | |
| tree | e340cb7115ba49e3c2ca098aeeb0f23beb0b35be | |
| parent | e1e1dd4485318a8f8bb1f68572587d5f335b35c4 (diff) | |
| download | linux-rt-2164c84119f2ae408d4917c6baf7a2882893efe1.tar.gz | |
mm: bounce: Use local_irq_save_nort
kmap_atomic() is preemptible on RT.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
| -rw-r--r-- | mm/bounce.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/mm/bounce.c b/mm/bounce.c index 9bc26f38ee20..904e84136794 100644 --- a/mm/bounce.c +++ b/mm/bounce.c @@ -51,11 +51,11 @@ static void bounce_copy_vec(struct bio_vec *to, unsigned char *vfrom) unsigned long flags; unsigned char *vto; - local_irq_save(flags); + local_irq_save_nort(flags); vto = kmap_atomic(to->bv_page); memcpy(vto + to->bv_offset, vfrom, to->bv_len); kunmap_atomic(vto); - local_irq_restore(flags); + local_irq_restore_nort(flags); } #else /* CONFIG_HIGHMEM */ |