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author | Pavel Březina <pbrezina@redhat.com> | 2013-01-07 15:31:44 +0100 |
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committer | Jakub Hrozek <jhrozek@redhat.com> | 2013-01-07 17:29:46 +0100 |
commit | 7e3b02daa3e7b44f2a71152edcdfdcc63498f780 (patch) | |
tree | 09a667e22d0f83176362624df1a5180cb9cf4aa1 | |
parent | f73e8aa4b34d5be577ca7481e43b6fa87d6ed986 (diff) | |
download | sssd-7e3b02daa3e7b44f2a71152edcdfdcc63498f780.tar.gz sssd-7e3b02daa3e7b44f2a71152edcdfdcc63498f780.tar.xz sssd-7e3b02daa3e7b44f2a71152edcdfdcc63498f780.zip |
memcache: make MC_PTR_TO_SLOT() more readable
-rw-r--r-- | src/util/mmap_cache.h | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/src/util/mmap_cache.h b/src/util/mmap_cache.h index 1f99c758d..55383c056 100644 --- a/src/util/mmap_cache.h +++ b/src/util/mmap_cache.h @@ -63,8 +63,7 @@ typedef uint32_t rel_ptr_t; */ #define MC_SLOT_SIZE 32 #define MC_SIZE_TO_SLOTS(len) (((len) + (MC_SLOT_SIZE - 1)) / MC_SLOT_SIZE) -#define MC_PTR_TO_SLOT(base, ptr) \ - (((uint8_t *)(ptr) - (uint8_t *)(base)) / MC_SLOT_SIZE) +#define MC_PTR_TO_SLOT(base, ptr) (MC_PTR_DIFF(ptr, base) / MC_SLOT_SIZE) #define MC_SLOT_TO_PTR(base, slot, type) \ (type *)((base) + ((slot) * MC_SLOT_SIZE)) |