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| author | J. Bruce Fields <bfields@redhat.com> | 2014-11-19 20:06:30 +0300 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2014-11-19 20:06:30 +0300 |
| commit | 56429e9b3be567a173bd05f5594faf8522c34d3a (patch) | |
| tree | d218d430ed992cdfa42da084bf36e5aa3c2ecb26 /lib/bitmap.c | |
| parent | 5b095e99928cc13332d364f7cca7a9ca684369b4 (diff) | |
| parent | 093a1468b6edb0e568be7311b8d2228d205702db (diff) | |
| download | linux-56429e9b3be567a173bd05f5594faf8522c34d3a.tar.xz | |
merge nfs bugfixes into nfsd for-3.19 branch
In addition to nfsd bugfixes, there are some fixes in -rc5 for client
bugs that can interfere with my testing.
Diffstat (limited to 'lib/bitmap.c')
| -rw-r--r-- | lib/bitmap.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/bitmap.c b/lib/bitmap.c index cd250a2e14cb..b499ab6ada29 100644 --- a/lib/bitmap.c +++ b/lib/bitmap.c @@ -131,7 +131,9 @@ void __bitmap_shift_right(unsigned long *dst, lower = src[off + k]; if (left && off + k == lim - 1) lower &= mask; - dst[k] = upper << (BITS_PER_LONG - rem) | lower >> rem; + dst[k] = lower >> rem; + if (rem) + dst[k] |= upper << (BITS_PER_LONG - rem); if (left && k == lim - 1) dst[k] &= mask; } @@ -172,7 +174,9 @@ void __bitmap_shift_left(unsigned long *dst, upper = src[k]; if (left && k == lim - 1) upper &= (1UL << left) - 1; - dst[k + off] = lower >> (BITS_PER_LONG - rem) | upper << rem; + dst[k + off] = upper << rem; + if (rem) + dst[k + off] |= lower >> (BITS_PER_LONG - rem); if (left && k + off == lim - 1) dst[k + off] &= (1UL << left) - 1; } |