xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

NFS/flexfiles: Don't invalidate DS deviceids for being unresponsive

Browse Source 
If the DS is unresponsive, we want to just mark it as such, while
reporting the errors. If the server later returns the same deviceid
in a new layout, then we don't want to have to look it up again.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust
2019-02-26 13:52:50 -05:00
parent d082d4b5a0
commit 17aaec8167
2 changed files with 3 additions and 21 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
fs/nfs/flexfilelayout/flexfilelayoutdev.c
View File

@@ -186,7 +186,7 @@ out_err:
static void ff_layout_mark_devid_invalid(struct pnfs_layout_segment *lseg,
struct nfs4_deviceid_node *devid)
{
nfs4_delete_deviceid(devid->ld, devid->nfs_client, &devid->deviceid);
nfs4_mark_deviceid_unavailable(devid);
if (!ff_layout_has_available_ds(lseg))
pnfs_error_mark_layout_for_return(lseg->pls_layout->plh_inode,
lseg);
@@ -605,7 +605,7 @@ static bool ff_read_layout_has_available_ds(struct pnfs_layout_segment *lseg)
if (IS_ERR(mirror->mirror_ds))
continue;
devid = &mirror->mirror_ds->id_node;
if (!ff_layout_test_devid_unavailable(devid))
if (!nfs4_test_deviceid_unavailable(devid))
return true;
}
}
@@ -626,7 +626,7 @@ static bool ff_rw_layout_has_available_ds(struct pnfs_layout_segment *lseg)
if (!mirror->mirror_ds)
continue;
devid = &mirror->mirror_ds->id_node;
if (ff_layout_test_devid_unavailable(devid))
if (nfs4_test_deviceid_unavailable(devid))
return false;
}