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author | Ingo Molnar <mingo@kernel.org> | 2015-08-25 10:59:19 +0300 |
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committer | Ingo Molnar <mingo@kernel.org> | 2015-08-25 10:59:19 +0300 |
commit | 8d58b66ed2b000f27658c88a4ed70e8042e86a58 (patch) | |
tree | 5bae2c74f932b5d863f72cb698a6f71260340b26 /include/linux/io-mapping.h | |
parent | 13fe86f465b72fc9328d4f5ebc33223c011852ae (diff) | |
parent | c13dcf9f2d6f5f06ef1bf79ec456df614c5e058b (diff) |
Merge tag 'v4.2-rc8' into x86/mm, before applying new changes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'include/linux/io-mapping.h')
-rw-r--r-- | include/linux/io-mapping.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/io-mapping.h b/include/linux/io-mapping.h index 657fab4efab3..c27dde7215b5 100644 --- a/include/linux/io-mapping.h +++ b/include/linux/io-mapping.h @@ -141,6 +141,7 @@ static inline void __iomem * io_mapping_map_atomic_wc(struct io_mapping *mapping, unsigned long offset) { + preempt_disable(); pagefault_disable(); return ((char __force __iomem *) mapping) + offset; } @@ -149,6 +150,7 @@ static inline void io_mapping_unmap_atomic(void __iomem *vaddr) { pagefault_enable(); + preempt_enable(); } /* Non-atomic map/unmap */ |