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pNFS/flexfiles: Be consistent about mirror index types

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A mirror index is always of type u32.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Trond Myklebust 2020-09-18 09:19:43 -04:00
parent ee15c7b53e
commit b9df46d08a
2 changed files with 19 additions and 19 deletions
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34
fs/nfs/flexfilelayout/flexfilelayout.c
View File

@ -715,7 +715,7 @@ nfs4_ff_layout_stat_io_end_write(struct rpc_task *task,
}
static void
ff_layout_mark_ds_unreachable(struct pnfs_layout_segment *lseg, int idx)
ff_layout_mark_ds_unreachable(struct pnfs_layout_segment *lseg, u32 idx)
{
struct nfs4_deviceid_node *devid = FF_LAYOUT_DEVID_NODE(lseg, idx);
@ -724,7 +724,7 @@ ff_layout_mark_ds_unreachable(struct pnfs_layout_segment *lseg, int idx)
}
static void
ff_layout_mark_ds_reachable(struct pnfs_layout_segment *lseg, int idx)
ff_layout_mark_ds_reachable(struct pnfs_layout_segment *lseg, u32 idx)
{
struct nfs4_deviceid_node *devid = FF_LAYOUT_DEVID_NODE(lseg, idx);
@ -734,14 +734,14 @@ ff_layout_mark_ds_reachable(struct pnfs_layout_segment *lseg, int idx)
static struct nfs4_pnfs_ds *
ff_layout_choose_ds_for_read(struct pnfs_layout_segment *lseg,
int start_idx, int *best_idx,
u32 start_idx, u32 *best_idx,
bool check_device)
{
struct nfs4_ff_layout_segment *fls = FF_LAYOUT_LSEG(lseg);
struct nfs4_ff_layout_mirror *mirror;
struct nfs4_pnfs_ds *ds;
bool fail_return = false;
int idx;
u32 idx;
/* mirrors are initially sorted by efficiency */
for (idx = start_idx; idx < fls->mirror_array_cnt; idx++) {
@ -766,21 +766,21 @@ ff_layout_choose_ds_for_read(struct pnfs_layout_segment *lseg,
static struct nfs4_pnfs_ds *
ff_layout_choose_any_ds_for_read(struct pnfs_layout_segment *lseg,
int start_idx, int *best_idx)
u32 start_idx, u32 *best_idx)
{
return ff_layout_choose_ds_for_read(lseg, start_idx, best_idx, false);
}
static struct nfs4_pnfs_ds *
ff_layout_choose_valid_ds_for_read(struct pnfs_layout_segment *lseg,
int start_idx, int *best_idx)
u32 start_idx, u32 *best_idx)
{
return ff_layout_choose_ds_for_read(lseg, start_idx, best_idx, true);
}
static struct nfs4_pnfs_ds *
ff_layout_choose_best_ds_for_read(struct pnfs_layout_segment *lseg,
int start_idx, int *best_idx)
u32 start_idx, u32 *best_idx)
{
struct nfs4_pnfs_ds *ds;
@ -791,7 +791,8 @@ ff_layout_choose_best_ds_for_read(struct pnfs_layout_segment *lseg,
}
static struct nfs4_pnfs_ds *
ff_layout_get_ds_for_read(struct nfs_pageio_descriptor *pgio, int *best_idx)
ff_layout_get_ds_for_read(struct nfs_pageio_descriptor *pgio,
u32 *best_idx)
{
struct pnfs_layout_segment *lseg = pgio->pg_lseg;
struct nfs4_pnfs_ds *ds;
@ -837,8 +838,7 @@ ff_layout_pg_init_read(struct nfs_pageio_descriptor *pgio,
struct nfs_pgio_mirror *pgm;
struct nfs4_ff_layout_mirror *mirror;
struct nfs4_pnfs_ds *ds;
int ds_idx;
u32 i;
u32 ds_idx, i;
retry:
ff_layout_pg_check_layout(pgio, req);
@ -895,7 +895,7 @@ ff_layout_pg_init_write(struct nfs_pageio_descriptor *pgio,
struct nfs4_ff_layout_mirror *mirror;
struct nfs_pgio_mirror *pgm;
struct nfs4_pnfs_ds *ds;
int i;
u32 i;
retry:
ff_layout_pg_check_layout(pgio, req);
@ -1039,7 +1039,7 @@ static void ff_layout_reset_write(struct nfs_pgio_header *hdr, bool retry_pnfs)
static void ff_layout_resend_pnfs_read(struct nfs_pgio_header *hdr)
{
u32 idx = hdr->pgio_mirror_idx + 1;
int new_idx = 0;
u32 new_idx = 0;
if (ff_layout_choose_any_ds_for_read(hdr->lseg, idx + 1, &new_idx))
ff_layout_send_layouterror(hdr->lseg);
@ -1076,7 +1076,7 @@ static int ff_layout_async_handle_error_v4(struct rpc_task *task,
struct nfs4_state *state,
struct nfs_client *clp,
struct pnfs_layout_segment *lseg,
int idx)
u32 idx)
{
struct pnfs_layout_hdr *lo = lseg->pls_layout;
struct inode *inode = lo->plh_inode;
@ -1150,7 +1150,7 @@ reset:
/* Retry all errors through either pNFS or MDS except for -EJUKEBOX */
static int ff_layout_async_handle_error_v3(struct rpc_task *task,
struct pnfs_layout_segment *lseg,
int idx)
u32 idx)
{
struct nfs4_deviceid_node *devid = FF_LAYOUT_DEVID_NODE(lseg, idx);
@ -1185,7 +1185,7 @@ static int ff_layout_async_handle_error(struct rpc_task *task,
struct nfs4_state *state,
struct nfs_client *clp,
struct pnfs_layout_segment *lseg,
int idx)
u32 idx)
{
int vers = clp->cl_nfs_mod->rpc_vers->number;
@ -1212,7 +1212,7 @@ static int ff_layout_async_handle_error(struct rpc_task *task,
}
static void ff_layout_io_track_ds_error(struct pnfs_layout_segment *lseg,
int idx, u64 offset, u64 length,
u32 idx, u64 offset, u64 length,
u32 *op_status, int opnum, int error)
{
struct nfs4_ff_layout_mirror *mirror;
@ -1810,7 +1810,7 @@ ff_layout_write_pagelist(struct nfs_pgio_header *hdr, int sync)
loff_t offset = hdr->args.offset;
int vers;
struct nfs_fh *fh;
int idx = hdr->pgio_mirror_idx;
u32 idx = hdr->pgio_mirror_idx;
mirror = FF_LAYOUT_COMP(lseg, idx);
ds = nfs4_ff_layout_prepare_ds(lseg, mirror, true);

4
include/linux/nfs_xdr.h
View File

@ -1611,8 +1611,8 @@ struct nfs_pgio_header {
__u64 mds_offset; /* Filelayout dense stripe */
struct nfs_page_array page_array;
struct nfs_client *ds_clp; /* pNFS data server */
int ds_commit_idx; /* ds index if ds_clp is set */
int pgio_mirror_idx;/* mirror index in pgio layer */
u32 ds_commit_idx; /* ds index if ds_clp is set */
u32 pgio_mirror_idx;/* mirror index in pgio layer */
};
struct nfs_mds_commit_info {