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authorBoaz Harrosh2011-10-31 23:03:35 +0100
committerTrond Myklebust2011-11-03 04:56:06 +0100
commite2e04355d9647305c666462a49223f2942a635f0 (patch)
treeecfe8fb11a29a11d2728c1cdd8d5e2d82c724e41 /fs/nfs/objlayout/objlayout.c
parentpnfs-obj: Get rid of objlayout_{alloc,free}_io_state (diff)
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pnfs-obj: Rename objlayout_io_state => objlayout_io_res
* All instances of objlayout_io_state => objlayout_io_res * All instances of state => oir; * All instances of ol_state => oir; Big but nothing to it Signed-off-by: Boaz Harrosh <bharrosh@panasas.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs/objlayout/objlayout.c')
-rw-r--r--fs/nfs/objlayout/objlayout.c63
1 files changed, 31 insertions, 32 deletions
diff --git a/fs/nfs/objlayout/objlayout.c b/fs/nfs/objlayout/objlayout.c
index a82053ae5595..72074e3a04f9 100644
--- a/fs/nfs/objlayout/objlayout.c
+++ b/fs/nfs/objlayout/objlayout.c
@@ -179,16 +179,16 @@ void _fix_verify_io_params(struct pnfs_layout_segment *lseg,
* I/O done common code
*/
static void
-objlayout_iodone(struct objlayout_io_state *state)
+objlayout_iodone(struct objlayout_io_res *oir)
{
- if (likely(state->status >= 0)) {
- objio_free_result(state);
+ if (likely(oir->status >= 0)) {
+ objio_free_result(oir);
} else {
- struct objlayout *objlay = state->objlay;
+ struct objlayout *objlay = oir->objlay;
spin_lock(&objlay->lock);
objlay->delta_space_valid = OBJ_DSU_INVALID;
- list_add(&objlay->err_list, &state->err_list);
+ list_add(&objlay->err_list, &oir->err_list);
spin_unlock(&objlay->lock);
}
}
@@ -200,13 +200,13 @@ objlayout_iodone(struct objlayout_io_state *state)
* the error for later reporting at layout-return.
*/
void
-objlayout_io_set_result(struct objlayout_io_state *state, unsigned index,
+objlayout_io_set_result(struct objlayout_io_res *oir, unsigned index,
struct pnfs_osd_objid *pooid, int osd_error,
u64 offset, u64 length, bool is_write)
{
- struct pnfs_osd_ioerr *ioerr = &state->ioerrs[index];
+ struct pnfs_osd_ioerr *ioerr = &oir->ioerrs[index];
- BUG_ON(index >= state->num_comps);
+ BUG_ON(index >= oir->num_comps);
if (osd_error) {
ioerr->oer_component = *pooid;
ioerr->oer_comp_offset = offset;
@@ -247,15 +247,15 @@ static void _rpc_read_complete(struct work_struct *work)
}
void
-objlayout_read_done(struct objlayout_io_state *state, ssize_t status, bool sync)
+objlayout_read_done(struct objlayout_io_res *oir, ssize_t status, bool sync)
{
- struct nfs_read_data *rdata = state->rpcdata;
+ struct nfs_read_data *rdata = oir->rpcdata;
- state->status = rdata->task.tk_status = status;
+ oir->status = rdata->task.tk_status = status;
if (status >= 0)
rdata->res.count = status;
- objlayout_iodone(state);
- /* must not use state after this point */
+ objlayout_iodone(oir);
+ /* must not use oir after this point */
dprintk("%s: Return status=%zd eof=%d sync=%d\n", __func__,
status, rdata->res.eof, sync);
@@ -326,17 +326,16 @@ static void _rpc_write_complete(struct work_struct *work)
}
void
-objlayout_write_done(struct objlayout_io_state *state, ssize_t status,
- bool sync)
+objlayout_write_done(struct objlayout_io_res *oir, ssize_t status, bool sync)
{
- struct nfs_write_data *wdata = state->rpcdata;
+ struct nfs_write_data *wdata = oir->rpcdata;
- state->status = wdata->task.tk_status = status;
+ oir->status = wdata->task.tk_status = status;
if (status >= 0) {
wdata->res.count = status;
- wdata->verf.committed = state->committed;
+ wdata->verf.committed = oir->committed;
}
- objlayout_iodone(state);
+ objlayout_iodone(oir);
/* must not use oir after this point */
dprintk("%s: Return status %zd committed %d sync=%d\n", __func__,
@@ -475,14 +474,14 @@ merge_ioerr(struct pnfs_osd_ioerr *dest_err,
static void
encode_accumulated_error(struct objlayout *objlay, __be32 *p)
{
- struct objlayout_io_state *state, *tmp;
+ struct objlayout_io_res *oir, *tmp;
struct pnfs_osd_ioerr accumulated_err = {.oer_errno = 0};
- list_for_each_entry_safe(state, tmp, &objlay->err_list, err_list) {
+ list_for_each_entry_safe(oir, tmp, &objlay->err_list, err_list) {
unsigned i;
- for (i = 0; i < state->num_comps; i++) {
- struct pnfs_osd_ioerr *ioerr = &state->ioerrs[i];
+ for (i = 0; i < oir->num_comps; i++) {
+ struct pnfs_osd_ioerr *ioerr = &oir->ioerrs[i];
if (!ioerr->oer_errno)
continue;
@@ -501,8 +500,8 @@ encode_accumulated_error(struct objlayout *objlay, __be32 *p)
merge_ioerr(&accumulated_err, ioerr);
}
- list_del(&state->err_list);
- objio_free_result(state);
+ list_del(&oir->err_list);
+ objio_free_result(oir);
}
pnfs_osd_xdr_encode_ioerr(p, &accumulated_err);
@@ -514,7 +513,7 @@ objlayout_encode_layoutreturn(struct pnfs_layout_hdr *pnfslay,
const struct nfs4_layoutreturn_args *args)
{
struct objlayout *objlay = OBJLAYOUT(pnfslay);
- struct objlayout_io_state *state, *tmp;
+ struct objlayout_io_res *oir, *tmp;
__be32 *start;
dprintk("%s: Begin\n", __func__);
@@ -523,13 +522,13 @@ objlayout_encode_layoutreturn(struct pnfs_layout_hdr *pnfslay,
spin_lock(&objlay->lock);
- list_for_each_entry_safe(state, tmp, &objlay->err_list, err_list) {
+ list_for_each_entry_safe(oir, tmp, &objlay->err_list, err_list) {
__be32 *last_xdr = NULL, *p;
unsigned i;
int res = 0;
- for (i = 0; i < state->num_comps; i++) {
- struct pnfs_osd_ioerr *ioerr = &state->ioerrs[i];
+ for (i = 0; i < oir->num_comps; i++) {
+ struct pnfs_osd_ioerr *ioerr = &oir->ioerrs[i];
if (!ioerr->oer_errno)
continue;
@@ -553,7 +552,7 @@ objlayout_encode_layoutreturn(struct pnfs_layout_hdr *pnfslay,
}
last_xdr = p;
- pnfs_osd_xdr_encode_ioerr(p, &state->ioerrs[i]);
+ pnfs_osd_xdr_encode_ioerr(p, &oir->ioerrs[i]);
}
/* TODO: use xdr_write_pages */
@@ -569,8 +568,8 @@ objlayout_encode_layoutreturn(struct pnfs_layout_hdr *pnfslay,
encode_accumulated_error(objlay, last_xdr);
goto loop_done;
}
- list_del(&state->err_list);
- objio_free_result(state);
+ list_del(&oir->err_list);
+ objio_free_result(oir);
}
loop_done:
spin_unlock(&objlay->lock);