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Date: Wed, 23 Nov 2016 17:59:50 -0500
From: James Simmons <jsimmons@...radead.org>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
devel@...verdev.osuosl.org,
Andreas Dilger <andreas.dilger@...el.com>,
Oleg Drokin <oleg.drokin@...el.com>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Lustre Development List <lustre-devel@...ts.lustre.org>,
Andreas Dilger <andreas.dilger@...el.com>,
James Simmons <jsimmons@...radead.org>
Subject: [PATCH 4/5] staging: lustre: ldlm: rename LDLM_CANCEL_* flags
From: Andreas Dilger <andreas.dilger@...el.com>
Rename LDLM_CANCEL_* flags (used with enum ldlm_lru_flags) to
LDLM_LRU_FLAGS_* to avoid confusion with enum ldlm_cancel_flags.
Signed-off-by: Andreas Dilger <andreas.dilger@...el.com>
Intel-bug-id: https://jira.hpdd.intel.com/browse/LU-6142
Reviewed-on: http://review.whamcloud.com/15300
Reviewed-on: http://review.whamcloud.com/15301
Reviewed-by: James Simmons <uja.ornl@...oo.com>
Reviewed-by: Bob Glossman <bob.glossman@...el.com>
Reviewed-by: frank zago <fzago@...y.com>
Reviewed-by: Dmitry Eremin <dmitry.eremin@...el.com>
Reviewed-by: John L. Hammond <john.hammond@...el.com>
Reviewed-by: Oleg Drokin <oleg.drokin@...el.com>
Signed-off-by: James Simmons <jsimmons@...radead.org>
---
drivers/staging/lustre/lustre/ldlm/ldlm_internal.h | 16 ++++----
drivers/staging/lustre/lustre/ldlm/ldlm_pool.c | 4 +-
drivers/staging/lustre/lustre/ldlm/ldlm_request.c | 44 ++++++++++----------
drivers/staging/lustre/lustre/ldlm/ldlm_resource.c | 8 ++--
4 files changed, 36 insertions(+), 36 deletions(-)
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h b/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h
index 9085ee5..49f74db 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_internal.h
@@ -88,14 +88,14 @@ void ldlm_namespace_move_to_inactive_locked(struct ldlm_namespace *,
/* ldlm_request.c */
/* Cancel lru flag, it indicates we cancel aged locks. */
enum {
- LDLM_CANCEL_AGED = 1 << 0, /* Cancel aged locks (non lru resize). */
- LDLM_CANCEL_PASSED = 1 << 1, /* Cancel passed number of locks. */
- LDLM_CANCEL_SHRINK = 1 << 2, /* Cancel locks from shrinker. */
- LDLM_CANCEL_LRUR = 1 << 3, /* Cancel locks from lru resize. */
- LDLM_CANCEL_NO_WAIT = 1 << 4, /* Cancel locks w/o blocking (neither
- * sending nor waiting for any rpcs)
- */
- LDLM_CANCEL_LRUR_NO_WAIT = 1 << 5, /* LRUR + NO_WAIT */
+ LDLM_LRU_FLAG_AGED = BIT(0), /* Cancel aged locks (non lru resize). */
+ LDLM_LRU_FLAG_PASSED = BIT(1), /* Cancel passed number of locks. */
+ LDLM_LRU_FLAG_SHRINK = BIT(2), /* Cancel locks from shrinker. */
+ LDLM_LRU_FLAG_LRUR = BIT(3), /* Cancel locks from lru resize. */
+ LDLM_LRU_FLAG_NO_WAIT = BIT(4), /* Cancel locks w/o blocking (neither
+ * sending nor waiting for any rpcs)
+ */
+ LDLM_LRU_FLAG_LRUR_NO_WAIT = BIT(5), /* LRUR + NO_WAIT */
};
int ldlm_cancel_lru(struct ldlm_namespace *ns, int nr,
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c b/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c
index 252bddb..8dfb3c8 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_pool.c
@@ -293,7 +293,7 @@ static int ldlm_cli_pool_recalc(struct ldlm_pool *pl)
* take into account pl->pl_recalc_time here.
*/
ret = ldlm_cancel_lru(container_of(pl, struct ldlm_namespace, ns_pool),
- 0, LCF_ASYNC, LDLM_CANCEL_LRUR);
+ 0, LCF_ASYNC, LDLM_LRU_FLAG_LRUR);
out:
spin_lock(&pl->pl_lock);
@@ -339,7 +339,7 @@ static int ldlm_cli_pool_shrink(struct ldlm_pool *pl,
if (nr == 0)
return (unused / 100) * sysctl_vfs_cache_pressure;
else
- return ldlm_cancel_lru(ns, nr, LCF_ASYNC, LDLM_CANCEL_SHRINK);
+ return ldlm_cancel_lru(ns, nr, LCF_ASYNC, LDLM_LRU_FLAG_SHRINK);
}
static const struct ldlm_pool_ops ldlm_cli_pool_ops = {
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
index b772982..c1f8693 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_request.c
@@ -593,7 +593,7 @@ int ldlm_prep_elc_req(struct obd_export *exp, struct ptlrpc_request *req,
avail = ldlm_capsule_handles_avail(pill, RCL_CLIENT, canceloff);
flags = ns_connect_lru_resize(ns) ?
- LDLM_CANCEL_LRUR_NO_WAIT : LDLM_CANCEL_AGED;
+ LDLM_LRU_FLAG_LRUR_NO_WAIT : LDLM_LRU_FLAG_AGED;
to_free = !ns_connect_lru_resize(ns) &&
opc == LDLM_ENQUEUE ? 1 : 0;
@@ -1057,7 +1057,7 @@ int ldlm_cli_cancel(const struct lustre_handle *lockh,
ns = ldlm_lock_to_ns(lock);
flags = ns_connect_lru_resize(ns) ?
- LDLM_CANCEL_LRUR : LDLM_CANCEL_AGED;
+ LDLM_LRU_FLAG_LRUR : LDLM_LRU_FLAG_AGED;
count += ldlm_cancel_lru_local(ns, &cancels, 0, avail - 1,
LCF_BL_AST, flags);
}
@@ -1284,21 +1284,21 @@ typedef enum ldlm_policy_res (*ldlm_cancel_lru_policy_t)(
static ldlm_cancel_lru_policy_t
ldlm_cancel_lru_policy(struct ldlm_namespace *ns, int flags)
{
- if (flags & LDLM_CANCEL_NO_WAIT)
+ if (flags & LDLM_LRU_FLAG_NO_WAIT)
return ldlm_cancel_no_wait_policy;
if (ns_connect_lru_resize(ns)) {
- if (flags & LDLM_CANCEL_SHRINK)
+ if (flags & LDLM_LRU_FLAG_SHRINK)
/* We kill passed number of old locks. */
return ldlm_cancel_passed_policy;
- else if (flags & LDLM_CANCEL_LRUR)
+ else if (flags & LDLM_LRU_FLAG_LRUR)
return ldlm_cancel_lrur_policy;
- else if (flags & LDLM_CANCEL_PASSED)
+ else if (flags & LDLM_LRU_FLAG_PASSED)
return ldlm_cancel_passed_policy;
- else if (flags & LDLM_CANCEL_LRUR_NO_WAIT)
+ else if (flags & LDLM_LRU_FLAG_LRUR_NO_WAIT)
return ldlm_cancel_lrur_no_wait_policy;
} else {
- if (flags & LDLM_CANCEL_AGED)
+ if (flags & LDLM_LRU_FLAG_AGED)
return ldlm_cancel_aged_policy;
}
@@ -1322,21 +1322,21 @@ typedef enum ldlm_policy_res (*ldlm_cancel_lru_policy_t)(
*
* Calling policies for enabled LRU resize:
* ----------------------------------------
- * flags & LDLM_CANCEL_LRUR - use LRU resize policy (SLV from server) to
- * cancel not more than \a count locks;
+ * flags & LDLM_LRU_FLAG_LRUR - use LRU resize policy (SLV from server) to
+ * cancel not more than \a count locks;
*
- * flags & LDLM_CANCEL_PASSED - cancel \a count number of old locks (located at
- * the beginning of LRU list);
+ * flags & LDLM_LRU_FLAG_PASSED - cancel \a count number of old locks (located at
+ * the beginning of LRU list);
*
- * flags & LDLM_CANCEL_SHRINK - cancel not more than \a count locks according to
- * memory pressure policy function;
+ * flags & LDLM_LRU_FLAG_SHRINK - cancel not more than \a count locks according to
+ * memory pressure policy function;
*
- * flags & LDLM_CANCEL_AGED - cancel \a count locks according to "aged policy".
+ * flags & LDLM_LRU_FLAG_AGED - cancel \a count locks according to "aged policy".
*
- * flags & LDLM_CANCEL_NO_WAIT - cancel as many unused locks as possible
- * (typically before replaying locks) w/o
- * sending any RPCs or waiting for any
- * outstanding RPC to complete.
+ * flags & LDLM_LRU_FLAG_NO_WAIT - cancel as many unused locks as possible
+ * (typically before replaying locks) w/o
+ * sending any RPCs or waiting for any
+ * outstanding RPC to complete.
*/
static int ldlm_prepare_lru_list(struct ldlm_namespace *ns,
struct list_head *cancels, int count, int max,
@@ -1345,7 +1345,7 @@ static int ldlm_prepare_lru_list(struct ldlm_namespace *ns,
ldlm_cancel_lru_policy_t pf;
struct ldlm_lock *lock, *next;
int added = 0, unused, remained;
- int no_wait = flags & (LDLM_CANCEL_NO_WAIT | LDLM_CANCEL_LRUR_NO_WAIT);
+ int no_wait = flags & (LDLM_LRU_FLAG_NO_WAIT | LDLM_LRU_FLAG_LRUR_NO_WAIT);
spin_lock(&ns->ns_lock);
unused = ns->ns_nr_unused;
@@ -2000,11 +2000,11 @@ static void ldlm_cancel_unused_locks_for_replay(struct ldlm_namespace *ns)
ldlm_ns_name(ns), ns->ns_nr_unused);
/* We don't need to care whether or not LRU resize is enabled
- * because the LDLM_CANCEL_NO_WAIT policy doesn't use the
+ * because the LDLM_LRU_FLAG_NO_WAIT policy doesn't use the
* count parameter
*/
canceled = ldlm_cancel_lru_local(ns, &cancels, ns->ns_nr_unused, 0,
- LCF_LOCAL, LDLM_CANCEL_NO_WAIT);
+ LCF_LOCAL, LDLM_LRU_FLAG_NO_WAIT);
CDEBUG(D_DLMTRACE, "Canceled %d unused locks from namespace %s\n",
canceled, ldlm_ns_name(ns));
diff --git a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c
index ca2cd4a..1095331 100644
--- a/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c
+++ b/drivers/staging/lustre/lustre/ldlm/ldlm_resource.c
@@ -226,7 +226,7 @@ static ssize_t lru_size_store(struct kobject *kobj, struct attribute *attr,
/* Try to cancel all @ns_nr_unused locks. */
canceled = ldlm_cancel_lru(ns, unused, 0,
- LDLM_CANCEL_PASSED);
+ LDLM_LRU_FLAG_PASSED);
if (canceled < unused) {
CDEBUG(D_DLMTRACE,
"not all requested locks are canceled, requested: %d, canceled: %d\n",
@@ -237,7 +237,7 @@ static ssize_t lru_size_store(struct kobject *kobj, struct attribute *attr,
} else {
tmp = ns->ns_max_unused;
ns->ns_max_unused = 0;
- ldlm_cancel_lru(ns, 0, 0, LDLM_CANCEL_PASSED);
+ ldlm_cancel_lru(ns, 0, 0, LDLM_LRU_FLAG_PASSED);
ns->ns_max_unused = tmp;
}
return count;
@@ -262,7 +262,7 @@ static ssize_t lru_size_store(struct kobject *kobj, struct attribute *attr,
"changing namespace %s unused locks from %u to %u\n",
ldlm_ns_name(ns), ns->ns_nr_unused,
(unsigned int)tmp);
- ldlm_cancel_lru(ns, tmp, LCF_ASYNC, LDLM_CANCEL_PASSED);
+ ldlm_cancel_lru(ns, tmp, LCF_ASYNC, LDLM_LRU_FLAG_PASSED);
if (!lru_resize) {
CDEBUG(D_DLMTRACE,
@@ -276,7 +276,7 @@ static ssize_t lru_size_store(struct kobject *kobj, struct attribute *attr,
ldlm_ns_name(ns), ns->ns_max_unused,
(unsigned int)tmp);
ns->ns_max_unused = (unsigned int)tmp;
- ldlm_cancel_lru(ns, 0, LCF_ASYNC, LDLM_CANCEL_PASSED);
+ ldlm_cancel_lru(ns, 0, LCF_ASYNC, LDLM_LRU_FLAG_PASSED);
/* Make sure that LRU resize was originally supported before
* turning it on here.
--
1.7.1
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