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| author |   Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2018-11-29 16:12:27 +0100 |
|---|---|---|
| committer | Maarten Lankhorst <maarten.lankhorst@linux.intel.com> | 2018-11-29 16:12:50 +0100 |
| commit | 65ffc51aba406636a901b02067287d8535c02417 (patch) | |
| tree | 206de4631c3f7d61ea552e50bde2841c558c7812 /fs/nfs/flexfilelayout/flexfilelayoutdev.c | |
| parent | drm/virtio: virtio_gpu_cmd_resource_create_3d: drop unused fence arg (diff) | |
| parent | Merge v4.20-rc4 into drm-next (diff) | |
| download | wireguard-linux-65ffc51aba406636a901b02067287d8535c02417.tar.xz wireguard-linux-65ffc51aba406636a901b02067287d8535c02417.zip | |
Merge remote-tracking branch 'drm/drm-next' into drm-misc-next
Requested by Boris Brezillon for some vc4 fixes that are needed for future vc4 work.
Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Diffstat (limited to 'fs/nfs/flexfilelayout/flexfilelayoutdev.c')
| -rw-r--r-- | fs/nfs/flexfilelayout/flexfilelayoutdev.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/fs/nfs/flexfilelayout/flexfilelayoutdev.c b/fs/nfs/flexfilelayout/flexfilelayoutdev.c index 74d8d5352438..d23347389626 100644 --- a/fs/nfs/flexfilelayout/flexfilelayoutdev.c +++ b/fs/nfs/flexfilelayout/flexfilelayoutdev.c @@ -370,6 +370,25 @@ out: return fh; } +int +nfs4_ff_layout_select_ds_stateid(struct pnfs_layout_segment *lseg, + u32 mirror_idx, + nfs4_stateid *stateid) +{ + struct nfs4_ff_layout_mirror *mirror = FF_LAYOUT_COMP(lseg, mirror_idx); + + if (!ff_layout_mirror_valid(lseg, mirror, false)) { + pr_err_ratelimited("NFS: %s: No data server for mirror offset index %d\n", + __func__, mirror_idx); + goto out; + } + + nfs4_stateid_copy(stateid, &mirror->stateid); + return 1; +out: + return 0; +} + /** * nfs4_ff_layout_prepare_ds - prepare a DS connection for an RPC call * @lseg: the layout segment we're operating on |