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authorTrond Myklebust <trond.myklebust@hammerspace.com>2019-08-23 08:37:50 -0400
committerTrond Myklebust <trond.myklebust@hammerspace.com>2019-08-26 15:31:29 -0400
commit7af46292dadcf8870946916f79fdddf79bd7267f (patch)
tree1e767a3d5dfcede9830dcb161a695f540725ac5d /fs/nfs
parentc82e5472c9980e0e483f4b689044150eefaca408 (diff)
downloadlinux-7af46292dadcf8870946916f79fdddf79bd7267f.tar.bz2
pNFS/flexfiles: Don't time out requests on hard mounts
If the mount is hard, we should ignore the 'io_maxretrans' module parameter so that we always keep retrying. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/flexfilelayout/flexfilelayout.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 2c7e1eca1ed7..5657b7f2611f 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -8,6 +8,7 @@
*/
#include <linux/nfs_fs.h>
+#include <linux/nfs_mount.h>
#include <linux/nfs_page.h>
#include <linux/module.h>
#include <linux/sched/mm.h>
@@ -928,7 +929,9 @@ retry:
pgm = &pgio->pg_mirrors[0];
pgm->pg_bsize = mirror->mirror_ds->ds_versions[0].rsize;
- pgio->pg_maxretrans = io_maxretrans;
+ if (NFS_SERVER(pgio->pg_inode)->flags &
+ (NFS_MOUNT_SOFT|NFS_MOUNT_SOFTERR))
+ pgio->pg_maxretrans = io_maxretrans;
return;
out_nolseg:
if (pgio->pg_error < 0)
@@ -940,6 +943,7 @@ out_mds:
pgio->pg_lseg);
pnfs_put_lseg(pgio->pg_lseg);
pgio->pg_lseg = NULL;
+ pgio->pg_maxretrans = 0;
nfs_pageio_reset_read_mds(pgio);
}
@@ -1000,7 +1004,9 @@ retry:
pgm->pg_bsize = mirror->mirror_ds->ds_versions[0].wsize;
}
- pgio->pg_maxretrans = io_maxretrans;
+ if (NFS_SERVER(pgio->pg_inode)->flags &
+ (NFS_MOUNT_SOFT|NFS_MOUNT_SOFTERR))
+ pgio->pg_maxretrans = io_maxretrans;
return;
out_mds:
@@ -1010,6 +1016,7 @@ out_mds:
pgio->pg_lseg);
pnfs_put_lseg(pgio->pg_lseg);
pgio->pg_lseg = NULL;
+ pgio->pg_maxretrans = 0;
nfs_pageio_reset_write_mds(pgio);
}