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| author | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-08-23 08:37:50 -0400 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@hammerspace.com> | 2019-08-26 15:31:29 -0400 |
| commit | 7af46292dadcf8870946916f79fdddf79bd7267f (patch) | |
| tree | 1e767a3d5dfcede9830dcb161a695f540725ac5d /fs | |
| parent | c82e5472c9980e0e483f4b689044150eefaca408 (diff) | |
| download | lwn-7af46292dadcf8870946916f79fdddf79bd7267f.tar.gz lwn-7af46292dadcf8870946916f79fdddf79bd7267f.zip | |
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')
| -rw-r--r-- | fs/nfs/flexfilelayout/flexfilelayout.c | 11 |
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); } |