Merge tag 'perf-urgent-for-mingo' of git://git.kernel.org/pub/scm/linux/kernel/git...

[firefly-linux-kernel-4.4.55.git] / fs / f2fs / segment.c

diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index c9d314f4456882e5b8834476df551f9c6252edf9..daee4ab913daf2bcd2883aeee28ff2e8975d02bd 100644 (file)
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -800,7 +800,7 @@ static void get_new_segment(struct f2fs_sb_info *sbi,
        int go_left = 0;
        int i;
 
-       write_lock(&free_i->segmap_lock);
+       spin_lock(&free_i->segmap_lock);
 
        if (!new_sec && ((*newseg + 1) % sbi->segs_per_sec)) {
                segno = find_next_zero_bit(free_i->free_segmap,
@@ -873,7 +873,7 @@ got_it:
        f2fs_bug_on(sbi, test_bit(segno, free_i->free_segmap));
        __set_inuse(sbi, segno);
        *newseg = segno;
-       write_unlock(&free_i->segmap_lock);
+       spin_unlock(&free_i->segmap_lock);
 }
 
 static void reset_curseg(struct f2fs_sb_info *sbi, int type, int modified)
@@ -1923,7 +1923,7 @@ static int build_free_segmap(struct f2fs_sb_info *sbi)
        free_i->start_segno = GET_SEGNO_FROM_SEG0(sbi, MAIN_BLKADDR(sbi));
        free_i->free_segments = 0;
        free_i->free_sections = 0;
-       rwlock_init(&free_i->segmap_lock);
+       spin_lock_init(&free_i->segmap_lock);
        return 0;
 }