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Diffstat (limited to 'fs/exofs/ios.c')
-rw-r--r--fs/exofs/ios.c23
1 files changed, 18 insertions, 5 deletions
diff --git a/fs/exofs/ios.c b/fs/exofs/ios.c
index 4f679317ca5..2b81f99fd62 100644
--- a/fs/exofs/ios.c
+++ b/fs/exofs/ios.c
@@ -107,6 +107,19 @@ void exofs_put_io_state(struct exofs_io_state *ios)
}
}
+unsigned exofs_layout_od_id(struct exofs_layout *layout,
+ osd_id obj_no, unsigned layout_index)
+{
+ return layout_index;
+}
+
+static inline struct osd_dev *exofs_ios_od(struct exofs_io_state *ios,
+ unsigned layout_index)
+{
+ return ios->layout->s_ods[
+ exofs_layout_od_id(ios->layout, ios->obj.id, layout_index)];
+}
+
static void _sync_done(struct exofs_io_state *ios, void *p)
{
struct completion *waiting = p;
@@ -242,7 +255,7 @@ int exofs_sbi_create(struct exofs_io_state *ios)
for (i = 0; i < ios->layout->s_numdevs; i++) {
struct osd_request *or;
- or = osd_start_request(ios->layout->s_ods[i], GFP_KERNEL);
+ or = osd_start_request(exofs_ios_od(ios, i), GFP_KERNEL);
if (unlikely(!or)) {
EXOFS_ERR("%s: osd_start_request failed\n", __func__);
ret = -ENOMEM;
@@ -266,7 +279,7 @@ int exofs_sbi_remove(struct exofs_io_state *ios)
for (i = 0; i < ios->layout->s_numdevs; i++) {
struct osd_request *or;
- or = osd_start_request(ios->layout->s_ods[i], GFP_KERNEL);
+ or = osd_start_request(exofs_ios_od(ios, i), GFP_KERNEL);
if (unlikely(!or)) {
EXOFS_ERR("%s: osd_start_request failed\n", __func__);
ret = -ENOMEM;
@@ -290,7 +303,7 @@ int exofs_sbi_write(struct exofs_io_state *ios)
for (i = 0; i < ios->layout->s_numdevs; i++) {
struct osd_request *or;
- or = osd_start_request(ios->layout->s_ods[i], GFP_KERNEL);
+ or = osd_start_request(exofs_ios_od(ios, i), GFP_KERNEL);
if (unlikely(!or)) {
EXOFS_ERR("%s: osd_start_request failed\n", __func__);
ret = -ENOMEM;
@@ -361,7 +374,7 @@ int exofs_sbi_read(struct exofs_io_state *ios)
unsigned first_dev = (unsigned)ios->obj.id;
first_dev %= ios->layout->s_numdevs;
- or = osd_start_request(ios->layout->s_ods[first_dev], GFP_KERNEL);
+ or = osd_start_request(exofs_ios_od(ios, first_dev), GFP_KERNEL);
if (unlikely(!or)) {
EXOFS_ERR("%s: osd_start_request failed\n", __func__);
return -ENOMEM;
@@ -442,7 +455,7 @@ int exofs_oi_truncate(struct exofs_i_info *oi, u64 size)
for (i = 0; i < sbi->layout.s_numdevs; i++) {
struct osd_request *or;
- or = osd_start_request(sbi->layout.s_ods[i], GFP_KERNEL);
+ or = osd_start_request(exofs_ios_od(ios, i), GFP_KERNEL);
if (unlikely(!or)) {
EXOFS_ERR("%s: osd_start_request failed\n", __func__);
ret = -ENOMEM;