[PATCH 1/6] ore: Make ore_calc_stripe_info EXPORT_SYMBOL

[Boaz Harrosh <bharrosh@xxxxxxxxxxx>]

ore_calc_stripe_info is needed by exofs::export.c
for the layout calculations. Make it exportable

Signed-off-by: Boaz Harrosh <bharrosh@xxxxxxxxxxx>
---
 fs/exofs/ore.c         |    8 +++-----
 include/scsi/osd_ore.h |    3 +++
 2 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/fs/exofs/ore.c b/fs/exofs/ore.c
index 3b1cc3a..d92998d 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 af2231a..a8e39d1 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);
-- 
1.7.2.3

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