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Diffstat (limited to 'fs/gfs2/glock.h')
-rw-r--r--fs/gfs2/glock.h11
1 files changed, 5 insertions, 6 deletions
diff --git a/fs/gfs2/glock.h b/fs/gfs2/glock.h
index cdad3e6f8150..971d92af70fc 100644
--- a/fs/gfs2/glock.h
+++ b/fs/gfs2/glock.h
@@ -26,11 +26,8 @@
26#define GL_SKIP 0x00000100 26#define GL_SKIP 0x00000100
27#define GL_ATIME 0x00000200 27#define GL_ATIME 0x00000200
28#define GL_NOCACHE 0x00000400 28#define GL_NOCACHE 0x00000400
29#define GL_FLOCK 0x00000800
30#define GL_NOCANCEL 0x00001000
31 29
32#define GLR_TRYFAILED 13 30#define GLR_TRYFAILED 13
33#define GLR_CANCELED 14
34 31
35static inline struct gfs2_holder *gfs2_glock_is_locked_by_me(struct gfs2_glock *gl) 32static inline struct gfs2_holder *gfs2_glock_is_locked_by_me(struct gfs2_glock *gl)
36{ 33{
@@ -41,6 +38,8 @@ static inline struct gfs2_holder *gfs2_glock_is_locked_by_me(struct gfs2_glock *
41 spin_lock(&gl->gl_spin); 38 spin_lock(&gl->gl_spin);
42 pid = task_pid(current); 39 pid = task_pid(current);
43 list_for_each_entry(gh, &gl->gl_holders, gh_list) { 40 list_for_each_entry(gh, &gl->gl_holders, gh_list) {
41 if (!test_bit(HIF_HOLDER, &gh->gh_iflags))
42 break;
44 if (gh->gh_owner_pid == pid) 43 if (gh->gh_owner_pid == pid)
45 goto out; 44 goto out;
46 } 45 }
@@ -70,7 +69,7 @@ static inline int gfs2_glock_is_blocking(struct gfs2_glock *gl)
70{ 69{
71 int ret; 70 int ret;
72 spin_lock(&gl->gl_spin); 71 spin_lock(&gl->gl_spin);
73 ret = test_bit(GLF_DEMOTE, &gl->gl_flags) || !list_empty(&gl->gl_waiters3); 72 ret = test_bit(GLF_DEMOTE, &gl->gl_flags);
74 spin_unlock(&gl->gl_spin); 73 spin_unlock(&gl->gl_spin);
75 return ret; 74 return ret;
76} 75}
@@ -98,6 +97,7 @@ int gfs2_glock_nq_num(struct gfs2_sbd *sdp,
98int gfs2_glock_nq_m(unsigned int num_gh, struct gfs2_holder *ghs); 97int gfs2_glock_nq_m(unsigned int num_gh, struct gfs2_holder *ghs);
99void gfs2_glock_dq_m(unsigned int num_gh, struct gfs2_holder *ghs); 98void gfs2_glock_dq_m(unsigned int num_gh, struct gfs2_holder *ghs);
100void gfs2_glock_dq_uninit_m(unsigned int num_gh, struct gfs2_holder *ghs); 99void gfs2_glock_dq_uninit_m(unsigned int num_gh, struct gfs2_holder *ghs);
100void gfs2_print_dbg(struct seq_file *seq, const char *fmt, ...);
101 101
102/** 102/**
103 * gfs2_glock_nq_init - intialize a holder and enqueue it on a glock 103 * gfs2_glock_nq_init - intialize a holder and enqueue it on a glock
@@ -130,10 +130,9 @@ int gfs2_lvb_hold(struct gfs2_glock *gl);
130void gfs2_lvb_unhold(struct gfs2_glock *gl); 130void gfs2_lvb_unhold(struct gfs2_glock *gl);
131 131
132void gfs2_glock_cb(void *cb_data, unsigned int type, void *data); 132void gfs2_glock_cb(void *cb_data, unsigned int type, void *data);
133
134void gfs2_glock_schedule_for_reclaim(struct gfs2_glock *gl); 133void gfs2_glock_schedule_for_reclaim(struct gfs2_glock *gl);
135void gfs2_reclaim_glock(struct gfs2_sbd *sdp); 134void gfs2_reclaim_glock(struct gfs2_sbd *sdp);
136void gfs2_gl_hash_clear(struct gfs2_sbd *sdp, int wait); 135void gfs2_gl_hash_clear(struct gfs2_sbd *sdp);
137 136
138int __init gfs2_glock_init(void); 137int __init gfs2_glock_init(void);
139void gfs2_glock_exit(void); 138void gfs2_glock_exit(void);