diff options
Diffstat (limited to 'fs/xfs/xfs_inode.c')
| -rw-r--r-- | fs/xfs/xfs_inode.c | 32 |
1 files changed, 4 insertions, 28 deletions
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c index 815ae978e3bd..dc4b8bd33f4f 100644 --- a/fs/xfs/xfs_inode.c +++ b/fs/xfs/xfs_inode.c @@ -15,6 +15,8 @@ * along with this program; if not, write the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include <linux/log2.h> + #include "xfs.h" #include "xfs_fs.h" #include "xfs_types.h" @@ -3642,32 +3644,6 @@ xfs_iaccess( return XFS_ERROR(EACCES); } -/* - * xfs_iroundup: round up argument to next power of two - */ -uint -xfs_iroundup( - uint v) -{ - int i; - uint m; - - if ((v & (v - 1)) == 0) - return v; - ASSERT((v & 0x80000000) == 0); - if ((v & (v + 1)) == 0) - return v + 1; - for (i = 0, m = 1; i < 31; i++, m <<= 1) { - if (v & m) - continue; - v |= m; - if ((v & (v + 1)) == 0) - return v + 1; - } - ASSERT(0); - return( 0 ); -} - #ifdef XFS_ILOCK_TRACE ktrace_t *xfs_ilock_trace_buf; @@ -4174,7 +4150,7 @@ xfs_iext_realloc_direct( return; } if (!is_power_of_2(new_size)){ - rnew_size = xfs_iroundup(new_size); + rnew_size = roundup_pow_of_two(new_size); } if (rnew_size != ifp->if_real_bytes) { ifp->if_u1.if_extents = @@ -4197,7 +4173,7 @@ xfs_iext_realloc_direct( else { new_size += ifp->if_bytes; if (!is_power_of_2(new_size)) { - rnew_size = xfs_iroundup(new_size); + rnew_size = roundup_pow_of_two(new_size); } xfs_iext_inline_to_direct(ifp, rnew_size); } |