diff options
Diffstat (limited to 'fs/gfs2/glock.c')
| -rw-r--r-- | fs/gfs2/glock.c | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c index 1019183232fe..0c6c69090140 100644 --- a/fs/gfs2/glock.c +++ b/fs/gfs2/glock.c @@ -170,6 +170,7 @@ void gfs2_glock_add_to_lru(struct gfs2_glock *gl) atomic_inc(&lru_count); list_add_tail(&gl->gl_lru, &lru_list); + set_bit(GLF_LRU, &gl->gl_flags); spin_unlock(&lru_lock); } @@ -1364,6 +1365,7 @@ static int gfs2_shrink_glock_memory(struct shrinker *shrink, int nr, gfp_t gfp_m while(nr && !list_empty(&lru_list)) { gl = list_entry(lru_list.next, struct gfs2_glock, gl_lru); list_del_init(&gl->gl_lru); + clear_bit(GLF_LRU, &gl->gl_flags); atomic_dec(&lru_count); /* Test for being demotable */ @@ -1386,6 +1388,7 @@ static int gfs2_shrink_glock_memory(struct shrinker *shrink, int nr, gfp_t gfp_m } nr_skipped++; list_add(&gl->gl_lru, &skipped); + set_bit(GLF_LRU, &gl->gl_flags); } list_splice(&skipped, &lru_list); atomic_add(nr_skipped, &lru_count); @@ -1598,9 +1601,11 @@ static int dump_holder(struct seq_file *seq, const struct gfs2_holder *gh) return 0; } -static const char *gflags2str(char *buf, const unsigned long *gflags) +static const char *gflags2str(char *buf, const struct gfs2_glock *gl) { + const unsigned long *gflags = &gl->gl_flags; char *p = buf; + if (test_bit(GLF_LOCK, gflags)) *p++ = 'l'; if (test_bit(GLF_DEMOTE, gflags)) @@ -1623,6 +1628,10 @@ static const char *gflags2str(char *buf, const unsigned long *gflags) *p++ = 'F'; if (test_bit(GLF_QUEUED, gflags)) *p++ = 'q'; + if (test_bit(GLF_LRU, gflags)) + *p++ = 'L'; + if (gl->gl_object) + *p++ = 'o'; *p = 0; return buf; } @@ -1661,7 +1670,7 @@ static int __dump_glock(struct seq_file *seq, const struct gfs2_glock *gl) state2str(gl->gl_state), gl->gl_name.ln_type, (unsigned long long)gl->gl_name.ln_number, - gflags2str(gflags_buf, &gl->gl_flags), + gflags2str(gflags_buf, gl), state2str(gl->gl_target), state2str(gl->gl_demote_state), dtime, atomic_read(&gl->gl_ail_count), |
