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authorSteven Whitehouse <swhiteho@redhat.com>2007-11-01 09:26:54 +0000
committerSteven Whitehouse <swhiteho@redhat.com>2008-01-25 08:07:37 +0000
commitc2932e03dbcfe7ea9052953dbd5f3157183c1e9b (patch)
tree4d72603f5fc136a0ad0fd65b423045d5d30e69ef /fs/gfs2
parent60b0d0877986b8fa70148f06055422d2ed858e88 (diff)
[GFS2] Remove "reclaim limit"
This call to reclaim glocks is not needed, and in particular we don't want it in the fast path for locking glocks. The limit was entirely arbitrary anyway and we can't expect users to adjust things like this, the remaining code will do the right thing on its own. Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/glock.c9
-rw-r--r--fs/gfs2/incore.h1
-rw-r--r--fs/gfs2/super.c1
-rw-r--r--fs/gfs2/sys.c2
4 files changed, 0 insertions, 13 deletions
diff --git a/fs/gfs2/glock.c b/fs/gfs2/glock.c
index 104e83ff874f..159a5479c4e4 100644
--- a/fs/gfs2/glock.c
+++ b/fs/gfs2/glock.c
@@ -507,21 +507,12 @@ static int rq_mutex(struct gfs2_holder *gh)
static int rq_promote(struct gfs2_holder *gh)
{
struct gfs2_glock *gl = gh->gh_gl;
- struct gfs2_sbd *sdp = gl->gl_sbd;
if (!relaxed_state_ok(gl->gl_state, gh->gh_state, gh->gh_flags)) {
if (list_empty(&gl->gl_holders)) {
gl->gl_req_gh = gh;
set_bit(GLF_LOCK, &gl->gl_flags);
spin_unlock(&gl->gl_spin);
-
- if (atomic_read(&sdp->sd_reclaim_count) >
- gfs2_tune_get(sdp, gt_reclaim_limit) &&
- !(gh->gh_flags & LM_FLAG_PRIORITY)) {
- gfs2_reclaim_glock(sdp);
- gfs2_reclaim_glock(sdp);
- }
-
gfs2_glock_xmote_th(gh->gh_gl, gh);
spin_lock(&gl->gl_spin);
}
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h
index f7a50fed4b52..089dba412cc0 100644
--- a/fs/gfs2/incore.h
+++ b/fs/gfs2/incore.h
@@ -433,7 +433,6 @@ struct gfs2_tune {
unsigned int gt_max_readahead; /* Max bytes to read-ahead from disk */
unsigned int gt_stall_secs; /* Detects trouble! */
unsigned int gt_complain_secs;
- unsigned int gt_reclaim_limit; /* Max num of glocks in reclaim list */
unsigned int gt_statfs_quantum;
unsigned int gt_statfs_slow;
};
diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c
index 26edb7f9f4b8..548cc8ba0703 100644
--- a/fs/gfs2/super.c
+++ b/fs/gfs2/super.c
@@ -70,7 +70,6 @@ void gfs2_tune_init(struct gfs2_tune *gt)
gt->gt_max_readahead = 1 << 18;
gt->gt_stall_secs = 600;
gt->gt_complain_secs = 10;
- gt->gt_reclaim_limit = 5000;
gt->gt_statfs_quantum = 30;
gt->gt_statfs_slow = 0;
}
diff --git a/fs/gfs2/sys.c b/fs/gfs2/sys.c
index 06e0b7768d97..1359198aed63 100644
--- a/fs/gfs2/sys.c
+++ b/fs/gfs2/sys.c
@@ -433,7 +433,6 @@ TUNE_ATTR(quota_quantum, 0);
TUNE_ATTR(atime_quantum, 0);
TUNE_ATTR(max_readahead, 0);
TUNE_ATTR(complain_secs, 0);
-TUNE_ATTR(reclaim_limit, 0);
TUNE_ATTR(statfs_slow, 0);
TUNE_ATTR(new_files_jdata, 0);
TUNE_ATTR(new_files_directio, 0);
@@ -456,7 +455,6 @@ static struct attribute *tune_attrs[] = {
&tune_attr_atime_quantum.attr,
&tune_attr_max_readahead.attr,
&tune_attr_complain_secs.attr,
- &tune_attr_reclaim_limit.attr,
&tune_attr_statfs_slow.attr,
&tune_attr_quota_simul_sync.attr,
&tune_attr_quota_cache_secs.attr,