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NFS/flexfiles: Remove dead code in ff_layout_mirror_valid() 

nfs4_ff_alloc_deviceid_node() guarantees that if mirror->mirror_ds is
a valid pointer, then so is mirror->mirror_ds->ds.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2019-02-28 11:35:33 -05:00
parent 4cbc8a571c
commit 29a23909e4
1 changed files with 0 additions and 15 deletions
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15
fs/nfs/flexfilelayout/flexfilelayoutdev.c
View File

@ -183,15 +183,6 @@ nfs4_ff_alloc_deviceid_node(struct nfs_server *server, struct pnfs_device *pdev,
return NULL;
}
static void ff_layout_mark_devid_invalid(struct pnfs_layout_segment *lseg,
struct nfs4_deviceid_node *devid)
{
nfs4_mark_deviceid_unavailable(devid);
if (!ff_layout_has_available_ds(lseg))
pnfs_error_mark_layout_for_return(lseg->pls_layout->plh_inode,
lseg);
}
static bool ff_layout_mirror_valid(struct pnfs_layout_segment *lseg,
struct nfs4_ff_layout_mirror *mirror,
bool create)
@ -221,12 +212,6 @@ static bool ff_layout_mirror_valid(struct pnfs_layout_segment *lseg,
if (IS_ERR(mirror->mirror_ds))
goto outerr;
if (mirror->mirror_ds->ds == NULL) {
struct nfs4_deviceid_node *devid;
devid = &mirror->mirror_ds->id_node;
ff_layout_mark_devid_invalid(lseg, devid);
return false;
}
return true;
outerr:
return false;