Commit 818255fe authored by David Sterba's avatar David Sterba

btrfs: use common helper instead of open coding a bit test

The helper does the same math and we take care about the special case
when flags is 0 too.
Reviewed-by: default avatarNikolay Borisov <nborisov@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 0110a4c4
......@@ -3691,7 +3691,7 @@ static int alloc_profile_is_valid(u64 flags, int extended)
return !extended; /* "0" is valid for usual profiles */
/* true if exactly one bit set */
return (flags & (flags - 1)) == 0;
return is_power_of_2(flags);
}
static inline int balance_need_close(struct btrfs_fs_info *fs_info)
......
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