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Message-Id: <20200228044518.20314-1-gmayyyha@gmail.com>
Date: Fri, 28 Feb 2020 12:45:18 +0800
From: Yanhu Cao <gmayyyha@...il.com>
To: jlayton@...nel.org
Cc: sage@...hat.com, idryomov@...il.com, davem@...emloft.net,
kuba@...nel.org, ceph-devel@...r.kernel.org,
linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
Yanhu Cao <gmayyyha@...il.com>
Subject: [PATCH] ceph: using POOL FULL flag instead of OSDMAP FULL flag
OSDMAP_FULL and OSDMAP_NEARFULL are deprecated since mimic.
Signed-off-by: Yanhu Cao <gmayyyha@...il.com>
---
fs/ceph/file.c | 6 ++++--
include/linux/ceph/osd_client.h | 2 ++
include/linux/ceph/osdmap.h | 3 ++-
net/ceph/osd_client.c | 23 +++++++++++++----------
4 files changed, 21 insertions(+), 13 deletions(-)
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index 7e0190b1f821..60ea1eed1b84 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -1482,7 +1482,8 @@ static ssize_t ceph_write_iter(struct kiocb *iocb, struct iov_iter *from)
}
/* FIXME: not complete since it doesn't account for being at quota */
- if (ceph_osdmap_flag(&fsc->client->osdc, CEPH_OSDMAP_FULL)) {
+ if (pool_flag(&fsc->client->osdc, ci->i_layout.pool_id,
+ CEPH_POOL_FLAG_FULL)) {
err = -ENOSPC;
goto out;
}
@@ -1575,7 +1576,8 @@ static ssize_t ceph_write_iter(struct kiocb *iocb, struct iov_iter *from)
}
if (written >= 0) {
- if (ceph_osdmap_flag(&fsc->client->osdc, CEPH_OSDMAP_NEARFULL))
+ if (pool_flag(&fsc->client->osdc, ci->i_layout.pool_id,
+ CEPH_POOL_FLAG_NEARFULL))
iocb->ki_flags |= IOCB_DSYNC;
written = generic_write_sync(iocb, written);
}
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index 5a62dbd3f4c2..be9007b93862 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -375,6 +375,8 @@ static inline bool ceph_osdmap_flag(struct ceph_osd_client *osdc, int flag)
return osdc->osdmap->flags & flag;
}
+bool pool_flag(struct ceph_osd_client *osdc, s64 pool_id, int flag);
+
extern int ceph_osdc_setup(void);
extern void ceph_osdc_cleanup(void);
diff --git a/include/linux/ceph/osdmap.h b/include/linux/ceph/osdmap.h
index e081b56f1c1d..88faacc11f55 100644
--- a/include/linux/ceph/osdmap.h
+++ b/include/linux/ceph/osdmap.h
@@ -36,7 +36,8 @@ int ceph_spg_compare(const struct ceph_spg *lhs, const struct ceph_spg *rhs);
#define CEPH_POOL_FLAG_HASHPSPOOL (1ULL << 0) /* hash pg seed and pool id
together */
-#define CEPH_POOL_FLAG_FULL (1ULL << 1) /* pool is full */
+#define CEPH_POOL_FLAG_FULL (1ULL << 1) /* pool is full */
+#define CEPH_POOL_FLAG_NEARFULL (1ULL << 11) /* pool is nearfull */
struct ceph_pg_pool_info {
struct rb_node node;
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index b68b376d8c2f..9ad2b96c3e78 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1447,9 +1447,9 @@ static void unlink_request(struct ceph_osd *osd, struct ceph_osd_request *req)
atomic_dec(&osd->o_osdc->num_homeless);
}
-static bool __pool_full(struct ceph_pg_pool_info *pi)
+static bool __pool_flag(struct ceph_pg_pool_info *pi, int flag)
{
- return pi->flags & CEPH_POOL_FLAG_FULL;
+ return pi->flags & flag;
}
static bool have_pool_full(struct ceph_osd_client *osdc)
@@ -1460,14 +1460,14 @@ static bool have_pool_full(struct ceph_osd_client *osdc)
struct ceph_pg_pool_info *pi =
rb_entry(n, struct ceph_pg_pool_info, node);
- if (__pool_full(pi))
+ if (__pool_flag(pi, CEPH_POOL_FLAG_FULL))
return true;
}
return false;
}
-static bool pool_full(struct ceph_osd_client *osdc, s64 pool_id)
+bool pool_flag(struct ceph_osd_client *osdc, s64 pool_id, int flag)
{
struct ceph_pg_pool_info *pi;
@@ -1475,8 +1475,10 @@ static bool pool_full(struct ceph_osd_client *osdc, s64 pool_id)
if (!pi)
return false;
- return __pool_full(pi);
+ return __pool_flag(pi, flag);
}
+EXPORT_SYMBOL(pool_flag);
+
/*
* Returns whether a request should be blocked from being sent
@@ -1489,7 +1491,7 @@ static bool target_should_be_paused(struct ceph_osd_client *osdc,
bool pauserd = ceph_osdmap_flag(osdc, CEPH_OSDMAP_PAUSERD);
bool pausewr = ceph_osdmap_flag(osdc, CEPH_OSDMAP_PAUSEWR) ||
ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) ||
- __pool_full(pi);
+ __pool_flag(pi, CEPH_POOL_FLAG_FULL);
WARN_ON(pi->id != t->target_oloc.pool);
return ((t->flags & CEPH_OSD_FLAG_READ) && pauserd) ||
@@ -2320,7 +2322,8 @@ static void __submit_request(struct ceph_osd_request *req, bool wrlocked)
!(req->r_flags & (CEPH_OSD_FLAG_FULL_TRY |
CEPH_OSD_FLAG_FULL_FORCE)) &&
(ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) ||
- pool_full(osdc, req->r_t.base_oloc.pool))) {
+ pool_flag(osdc, req->r_t.base_oloc.pool,
+ CEPH_POOL_FLAG_FULL))) {
dout("req %p full/pool_full\n", req);
if (ceph_test_opt(osdc->client, ABORT_ON_FULL)) {
err = -ENOSPC;
@@ -2539,7 +2542,7 @@ static int abort_on_full_fn(struct ceph_osd_request *req, void *arg)
if ((req->r_flags & CEPH_OSD_FLAG_WRITE) &&
(ceph_osdmap_flag(osdc, CEPH_OSDMAP_FULL) ||
- pool_full(osdc, req->r_t.base_oloc.pool))) {
+ pool_flag(osdc, req->r_t.base_oloc.pool, CEPH_POOL_FLAG_FULL))) {
if (!*victims) {
update_epoch_barrier(osdc, osdc->osdmap->epoch);
*victims = true;
@@ -3707,7 +3710,7 @@ static void set_pool_was_full(struct ceph_osd_client *osdc)
struct ceph_pg_pool_info *pi =
rb_entry(n, struct ceph_pg_pool_info, node);
- pi->was_full = __pool_full(pi);
+ pi->was_full = __pool_flag(pi, CEPH_POOL_FLAG_FULL);
}
}
@@ -3719,7 +3722,7 @@ static bool pool_cleared_full(struct ceph_osd_client *osdc, s64 pool_id)
if (!pi)
return false;
- return pi->was_full && !__pool_full(pi);
+ return pi->was_full && !__pool_flag(pi, CEPH_POOL_FLAG_FULL);
}
static enum calc_target_result
--
2.21.1
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