* 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@xxxxxxxxxxx>
---
fs/nfs/objlayout/objio_osd.c | 17 +++++------
fs/nfs/objlayout/objlayout.c | 63 ++++++++++++++++++++---------------------
fs/nfs/objlayout/objlayout.h | 15 ++++++----
3 files changed, 48 insertions(+), 47 deletions(-)
diff --git a/fs/nfs/objlayout/objio_osd.c b/fs/nfs/objlayout/objio_osd.c
index 48eb91a..2347e0a 100644
--- a/fs/nfs/objlayout/objio_osd.c
+++ b/fs/nfs/objlayout/objio_osd.c
@@ -146,7 +146,7 @@ struct objio_segment {
struct objio_state {
/* Generic layer */
- struct objlayout_io_state ol_state;
+ struct objlayout_io_res oir;
struct page **pages;
unsigned pgbase;
@@ -422,7 +422,7 @@ void objio_free_lseg(struct pnfs_layout_segment *lseg)
ios = &aos->objios;
ios->layout = objio_seg;
- objlayout_init_ioerrs(&aos->objios.ol_state, objio_seg->num_comps,
+ objlayout_init_ioerrs(&aos->objios.oir, objio_seg->num_comps,
aos->ioerrs, rpcdata, pnfs_layout_type);
ios->pages = pages;
@@ -437,10 +437,9 @@ void objio_free_lseg(struct pnfs_layout_segment *lseg)
return 0;
}
-void objio_free_result(struct objlayout_io_state *ol_state)
+void objio_free_result(struct objlayout_io_res *oir)
{
- struct objio_state *ios = container_of(ol_state, struct objio_state,
- ol_state);
+ struct objio_state *ios = container_of(oir, struct objio_state, oir);
kfree(ios);
}
@@ -519,7 +518,7 @@ static int _io_check(struct objio_state *ios, bool is_write)
continue; /* we recovered */
}
- objlayout_io_set_result(&ios->ol_state, i,
+ objlayout_io_set_result(&ios->oir, i,
&ios->layout->comps[i].oc_object_id,
osd_pri_2_pnfs_err(osi.osd_err_pri),
ios->per_dev[i].offset,
@@ -812,7 +811,7 @@ static int _read_done(struct objio_state *ios)
else
status = ret;
- objlayout_read_done(&ios->ol_state, status, ios->sync);
+ objlayout_read_done(&ios->oir, status, ios->sync);
return ret;
}
@@ -906,13 +905,13 @@ static int _write_done(struct objio_state *ios)
if (likely(!ret)) {
/* FIXME: should be based on the OSD's persistence model
* See OSD2r05 Section 4.13 Data persistence model */
- ios->ol_state.committed = NFS_FILE_SYNC;
+ ios->oir.committed = NFS_FILE_SYNC;
status = ios->length;
} else {
status = ret;
}
- objlayout_write_done(&ios->ol_state, status, ios->sync);
+ objlayout_write_done(&ios->oir, status, ios->sync);
return ret;
}
diff --git a/fs/nfs/objlayout/objlayout.c b/fs/nfs/objlayout/objlayout.c
index a82053a..72074e3 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 @@ void _fix_verify_io_params(struct pnfs_layout_segment *lseg,
* 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 @@ enum pnfs_try_status
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 @@ enum pnfs_try_status
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 @@ enum pnfs_try_status
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 @@ enum pnfs_try_status
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 @@ enum pnfs_try_status
}
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 @@ enum pnfs_try_status
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);
diff --git a/fs/nfs/objlayout/objlayout.h b/fs/nfs/objlayout/objlayout.h
index d7b2ccfa..8ec3472 100644
--- a/fs/nfs/objlayout/objlayout.h
+++ b/fs/nfs/objlayout/objlayout.h
@@ -74,7 +74,7 @@ struct objlayout {
* per-I/O operation state
* embedded in objects provider io_state data structure
*/
-struct objlayout_io_state {
+struct objlayout_io_res {
struct objlayout *objlay;
void *rpcdata;
@@ -93,7 +93,7 @@ struct objlayout_io_state {
};
static inline
-void objlayout_init_ioerrs(struct objlayout_io_state *oir, unsigned num_comps,
+void objlayout_init_ioerrs(struct objlayout_io_res *oir, unsigned num_comps,
struct pnfs_osd_ioerr *ioerrs, void *rpcdata,
struct pnfs_layout_hdr *pnfs_layout_type)
{
@@ -114,7 +114,10 @@ extern int objio_alloc_lseg(struct pnfs_layout_segment **outp,
gfp_t gfp_flags);
extern void objio_free_lseg(struct pnfs_layout_segment *lseg);
-extern void objio_free_result(struct objlayout_io_state *state);
+/* objio_free_result will free these @oir structs recieved from
+ * objlayout_{read,write}_done
+ */
+extern void objio_free_result(struct objlayout_io_res *oir);
extern int objio_read_pagelist(struct nfs_read_data *rdata);
extern int objio_write_pagelist(struct nfs_write_data *wdata, int how);
@@ -122,7 +125,7 @@ extern int objio_alloc_lseg(struct pnfs_layout_segment **outp,
/*
* callback API
*/
-extern void objlayout_io_set_result(struct objlayout_io_state *state,
+extern void 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);
@@ -141,9 +144,9 @@ extern void objlayout_io_set_result(struct objlayout_io_state *state,
spin_unlock(&objlay->lock);
}
-extern void objlayout_read_done(struct objlayout_io_state *state,
+extern void objlayout_read_done(struct objlayout_io_res *oir,
ssize_t status, bool sync);
-extern void objlayout_write_done(struct objlayout_io_state *state,
+extern void objlayout_write_done(struct objlayout_io_res *oir,
ssize_t status, bool sync);
extern int objlayout_get_deviceinfo(struct pnfs_layout_hdr *pnfslay,
--
1.7.6.4
--
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