summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorBoaz Harrosh <bharrosh@panasas.com>2011-10-04 14:20:17 +0200
committerBoaz Harrosh <bharrosh@panasas.com>2011-10-24 16:30:08 -0700
commit611d7a5dc6f2a1a0cfd8cc07b9d15f794cbe5f98 (patch)
tree14227c7f62331a977e1979d1011b1bc85b6e102e
parent4b46c9f5cf69505f0bc708995b88b0cc60317ffd (diff)
downloadlinux-3.10-611d7a5dc6f2a1a0cfd8cc07b9d15f794cbe5f98.tar.gz
linux-3.10-611d7a5dc6f2a1a0cfd8cc07b9d15f794cbe5f98.tar.bz2
linux-3.10-611d7a5dc6f2a1a0cfd8cc07b9d15f794cbe5f98.zip
ore: Make ore_calc_stripe_info EXPORT_SYMBOL
ore_calc_stripe_info is needed by exofs::export.c for the layout calculations. Make it exportable Signed-off-by: Boaz Harrosh <bharrosh@panasas.com>
-rw-r--r--fs/exofs/ore.c8
-rw-r--r--include/scsi/osd_ore.h3
2 files changed, 6 insertions, 5 deletions
diff --git a/fs/exofs/ore.c b/fs/exofs/ore.c
index 3b1cc3a132d..d92998d5c2d 100644
--- a/fs/exofs/ore.c
+++ b/fs/exofs/ore.c
@@ -57,9 +57,6 @@ MODULE_LICENSE("GPL");
* 3. Cache some havily used calculations that will be needed by users.
*/
-static void ore_calc_stripe_info(struct ore_layout *layout, u64 file_offset,
- struct ore_striping_info *si);
-
enum { BIO_MAX_PAGES_KMALLOC =
(PAGE_SIZE - sizeof(struct bio)) / sizeof(struct bio_vec),};
@@ -409,8 +406,8 @@ EXPORT_SYMBOL(ore_check_io);
*
* O = L % stripe_unit + N * stripe_unit + M * group_depth * stripe_unit
*/
-static void ore_calc_stripe_info(struct ore_layout *layout, u64 file_offset,
- struct ore_striping_info *si)
+void ore_calc_stripe_info(struct ore_layout *layout, u64 file_offset,
+ struct ore_striping_info *si)
{
u32 stripe_unit = layout->stripe_unit;
u32 group_width = layout->group_width;
@@ -443,6 +440,7 @@ static void ore_calc_stripe_info(struct ore_layout *layout, u64 file_offset,
si->group_length = T - H;
si->M = M;
}
+EXPORT_SYMBOL(ore_calc_stripe_info);
static int _add_stripe_unit(struct ore_io_state *ios, unsigned *cur_pg,
unsigned pgbase, struct ore_per_dev_state *per_dev,
diff --git a/include/scsi/osd_ore.h b/include/scsi/osd_ore.h
index af2231a0fd0..a8e39d14f82 100644
--- a/include/scsi/osd_ore.h
+++ b/include/scsi/osd_ore.h
@@ -146,6 +146,9 @@ static inline unsigned ore_io_state_size(unsigned numdevs)
/* ore.c */
int ore_verify_layout(unsigned total_comps, struct ore_layout *layout);
+void ore_calc_stripe_info(struct ore_layout *layout, u64 file_offset,
+ struct ore_striping_info *si);
+
int ore_get_rw_state(struct ore_layout *layout, struct ore_components *comps,
bool is_reading, u64 offset, u64 length,
struct ore_io_state **ios);