diff options
| author | Li Jinpei <[email protected]> | 2020-02-11 15:27:49 +0530 |
|---|---|---|
| committer | Anup Patel <[email protected]> | 2020-02-13 09:10:55 +0530 |
| commit | 179eddeb9ca5fc1869d40696e0d4cd9899b9d92d (patch) | |
| tree | 514b5b655908512a5d6352a3bb2427e3897bb84b /lib | |
| parent | d6fa7f95bbcaa080810656c79e8879357b312280 (diff) | |
lib: sbi_scratch: use bitwise ops in sbi_scratch_alloc_offset()
Instead of using loop to make "size" machine word aligned, we should
use bitwise ops.
Signed-off-by: Li Jinpei <[email protected]>
Signed-off-by: Anup Patel <[email protected]>
Reviewed-by: Atish Patra <[email protected]>
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/sbi/sbi_scratch.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/sbi/sbi_scratch.c b/lib/sbi/sbi_scratch.c index 95ee2f2d..26716c50 100644 --- a/lib/sbi/sbi_scratch.c +++ b/lib/sbi/sbi_scratch.c @@ -36,8 +36,8 @@ unsigned long sbi_scratch_alloc_offset(unsigned long size, const char *owner) if (!size) return 0; - while (size & (__SIZEOF_POINTER__ - 1)) - size++; + if (size & (__SIZEOF_POINTER__ - 1)) + size = (size & ~(__SIZEOF_POINTER__ - 1)) + __SIZEOF_POINTER__; spin_lock(&extra_lock); |