summaryrefslogtreecommitdiff
path: root/fs/nfs/filelayout/filelayout.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/nfs/filelayout/filelayout.c')
-rw-r--r--fs/nfs/filelayout/filelayout.c62
1 files changed, 35 insertions, 27 deletions
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c
index 9c96e3e5ed35..5c4551117c58 100644
--- a/fs/nfs/filelayout/filelayout.c
+++ b/fs/nfs/filelayout/filelayout.c
@@ -181,6 +181,8 @@ static int filelayout_async_handle_error(struct rpc_task *task,
case -EIO:
case -ETIMEDOUT:
case -EPIPE:
+ case -EPROTO:
+ case -ENODEV:
dprintk("%s DS connection error %d\n", __func__,
task->tk_status);
nfs4_mark_deviceid_unavailable(devid);
@@ -486,7 +488,7 @@ filelayout_read_pagelist(struct nfs_pgio_header *hdr)
/* Perform an asynchronous read to ds */
nfs_initiate_pgio(ds_clnt, hdr, hdr->cred,
NFS_PROTO(hdr->inode), &filelayout_read_call_ops,
- 0, RPC_TASK_SOFTCONN);
+ 0, RPC_TASK_SOFTCONN, NULL);
return PNFS_ATTEMPTED;
}
@@ -528,7 +530,7 @@ filelayout_write_pagelist(struct nfs_pgio_header *hdr, int sync)
/* Perform an asynchronous write */
nfs_initiate_pgio(ds_clnt, hdr, hdr->cred,
NFS_PROTO(hdr->inode), &filelayout_write_call_ops,
- sync, RPC_TASK_SOFTCONN);
+ sync, RPC_TASK_SOFTCONN, NULL);
return PNFS_ATTEMPTED;
}
@@ -603,14 +605,6 @@ filelayout_check_layout(struct pnfs_layout_hdr *lo,
dprintk("--> %s\n", __func__);
- /* FIXME: remove this check when layout segment support is added */
- if (lgr->range.offset != 0 ||
- lgr->range.length != NFS4_MAX_UINT64) {
- dprintk("%s Only whole file layouts supported. Use MDS i/o\n",
- __func__);
- goto out;
- }
-
if (fl->pattern_offset > lgr->range.offset) {
dprintk("%s pattern_offset %lld too large\n",
__func__, fl->pattern_offset);
@@ -652,19 +646,19 @@ filelayout_decode_layout(struct pnfs_layout_hdr *flo,
{
struct xdr_stream stream;
struct xdr_buf buf;
- struct page *scratch;
+ struct folio *scratch;
__be32 *p;
uint32_t nfl_util;
int i;
dprintk("%s: set_layout_map Begin\n", __func__);
- scratch = alloc_page(gfp_flags);
+ scratch = folio_alloc(gfp_flags, 0);
if (!scratch)
return -ENOMEM;
xdr_init_decode_pages(&stream, &buf, lgr->layoutp->pages, lgr->layoutp->len);
- xdr_set_scratch_page(&stream, scratch);
+ xdr_set_scratch_folio(&stream, scratch);
/* 20 = ufl_util (4), first_stripe_index (4), pattern_offset (8),
* num_fh (4) */
@@ -730,11 +724,11 @@ filelayout_decode_layout(struct pnfs_layout_hdr *flo,
fl->fh_array[i]->size);
}
- __free_page(scratch);
+ folio_put(scratch);
return 0;
out_err:
- __free_page(scratch);
+ folio_put(scratch);
return -EIO;
}
@@ -781,6 +775,12 @@ filelayout_alloc_lseg(struct pnfs_layout_hdr *layoutid,
return &fl->generic_hdr;
}
+static bool
+filelayout_lseg_is_striped(const struct nfs4_filelayout_segment *flseg)
+{
+ return flseg->num_fh > 1;
+}
+
/*
* filelayout_pg_test(). Called by nfs_can_coalesce_requests()
*
@@ -801,6 +801,8 @@ filelayout_pg_test(struct nfs_pageio_descriptor *pgio, struct nfs_page *prev,
size = pnfs_generic_pg_test(pgio, prev, req);
if (!size)
return 0;
+ else if (!filelayout_lseg_is_striped(FILELAYOUT_LSEG(pgio->pg_lseg)))
+ return size;
/* see if req and prev are in the same stripe */
if (prev) {
@@ -839,7 +841,12 @@ fl_pnfs_update_layout(struct inode *ino,
lseg = pnfs_update_layout(ino, ctx, pos, count, iomode, strict_iomode,
gfp_flags);
- if (IS_ERR_OR_NULL(lseg))
+ if (IS_ERR(lseg)) {
+ /* Fall back to MDS on recoverable errors */
+ if (!nfs_error_is_fatal_on_server(PTR_ERR(lseg)))
+ lseg = NULL;
+ goto out;
+ } else if (!lseg)
goto out;
lo = NFS_I(ino)->layout;
@@ -847,6 +854,8 @@ fl_pnfs_update_layout(struct inode *ino,
status = filelayout_check_deviceid(lo, fl, gfp_flags);
if (status) {
+ pnfs_error_mark_layout_for_return(ino, lseg);
+ pnfs_set_lo_fail(lseg);
pnfs_put_lseg(lseg);
lseg = NULL;
}
@@ -858,15 +867,15 @@ static void
filelayout_pg_init_read(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req)
{
- pnfs_generic_pg_check_layout(pgio);
+ pnfs_generic_pg_check_layout(pgio, req);
if (!pgio->pg_lseg) {
pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode,
nfs_req_openctx(req),
- 0,
- NFS4_MAX_UINT64,
+ req_offset(req),
+ req->wb_bytes,
IOMODE_READ,
false,
- GFP_KERNEL);
+ nfs_io_gfp_mask());
if (IS_ERR(pgio->pg_lseg)) {
pgio->pg_error = PTR_ERR(pgio->pg_lseg);
pgio->pg_lseg = NULL;
@@ -882,15 +891,15 @@ static void
filelayout_pg_init_write(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req)
{
- pnfs_generic_pg_check_layout(pgio);
+ pnfs_generic_pg_check_layout(pgio, req);
if (!pgio->pg_lseg) {
pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode,
nfs_req_openctx(req),
- 0,
- NFS4_MAX_UINT64,
+ req_offset(req),
+ req->wb_bytes,
IOMODE_RW,
false,
- GFP_NOFS);
+ nfs_io_gfp_mask());
if (IS_ERR(pgio->pg_lseg)) {
pgio->pg_error = PTR_ERR(pgio->pg_lseg);
pgio->pg_lseg = NULL;
@@ -1002,7 +1011,7 @@ static int filelayout_initiate_commit(struct nfs_commit_data *data, int how)
data->args.fh = fh;
return nfs_initiate_commit(ds_clnt, data, NFS_PROTO(data->inode),
&filelayout_commit_call_ops, how,
- RPC_TASK_SOFTCONN);
+ RPC_TASK_SOFTCONN, NULL);
out_err:
pnfs_generic_prepare_to_resend_writes(data);
pnfs_generic_commit_release(data);
@@ -1075,7 +1084,7 @@ filelayout_setup_ds_info(struct pnfs_ds_commit_info *fl_cinfo,
unsigned int size = (fl->stripe_type == STRIPE_SPARSE) ?
fl->dsaddr->ds_num : fl->dsaddr->stripe_count;
- new = pnfs_alloc_commit_array(size, GFP_NOIO);
+ new = pnfs_alloc_commit_array(size, nfs_io_gfp_mask());
if (new) {
spin_lock(&inode->i_lock);
array = pnfs_add_commit_array(fl_cinfo, new, lseg);
@@ -1101,7 +1110,6 @@ static const struct pnfs_commit_ops filelayout_commit_ops = {
.clear_request_commit = pnfs_generic_clear_request_commit,
.scan_commit_lists = pnfs_generic_scan_commit_lists,
.recover_commit_reqs = pnfs_generic_recover_commit_reqs,
- .search_commit_reqs = pnfs_generic_search_commit_reqs,
.commit_pagelist = filelayout_commit_pagelist,
};
generated by cgit (git 2.34.1) at 2025-12-25 03:57:05 +0000