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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-04 11:58:07 +0000 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-02-04 11:58:07 +0000 |
commit | 153b5c566d30fb984827acb12fd93c3aa6c147d3 (patch) | |
tree | 42d224f32069f5e9f6ab07ee6dd2d20c2762ce65 /arch/microblaze/kernel/cpu/cache.c | |
parent | Merge tag 'ovl-update-5.6' of git://git.kernel.org/pub/scm/linux/kernel/git/mszeredi/vfs (diff) | |
parent | microblaze: Add ID for Microblaze v11 (diff) | |
download | linux-dev-153b5c566d30fb984827acb12fd93c3aa6c147d3.tar.xz linux-dev-153b5c566d30fb984827acb12fd93c3aa6c147d3.zip |
Merge tag 'microblaze-v5.6-rc1' of git://git.monstr.eu/linux-2.6-microblaze
Pull Microblaze update from Michal Simek:
- enable CMA
- add support for MB v11
- defconfig updates
- minor fixes
* tag 'microblaze-v5.6-rc1' of git://git.monstr.eu/linux-2.6-microblaze:
microblaze: Add ID for Microblaze v11
microblaze: Prevent the overflow of the start
microblaze: Wire CMA allocator
asm-generic: Make dma-contiguous.h a mandatory include/asm header
microblaze: Sync defconfig with latest Kconfig layout
microblaze: defconfig: Disable EXT2 driver and Enable EXT3 & EXT4 drivers
microblaze: Align comments with register usage
Diffstat (limited to 'arch/microblaze/kernel/cpu/cache.c')
-rw-r--r-- | arch/microblaze/kernel/cpu/cache.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/microblaze/kernel/cpu/cache.c b/arch/microblaze/kernel/cpu/cache.c index 0bde47e4fa69..dcba53803fa5 100644 --- a/arch/microblaze/kernel/cpu/cache.c +++ b/arch/microblaze/kernel/cpu/cache.c @@ -92,7 +92,8 @@ static inline void __disable_dcache_nomsr(void) #define CACHE_LOOP_LIMITS(start, end, cache_line_length, cache_size) \ do { \ int align = ~(cache_line_length - 1); \ - end = min(start + cache_size, end); \ + if (start < UINT_MAX - cache_size) \ + end = min(start + cache_size, end); \ start &= align; \ } while (0) |