Tao Ma wrote:
In inode stealing, we no longer restrict the allocation to
happen in the local node. So it is neccessary for us to add
a new member in ocfs2_alloc_context to indicate which slot
we are using for allocation. We also modify the process of
local alloc so that this member can be used there also.
Signed-off-by: Tao Ma <[EMAIL PROTECTED]>
Signed-off-by: Sunil Mushran <[EMAIL PROTECTED]>
---
fs/ocfs2/localalloc.c | 2 ++
fs/ocfs2/suballoc.c | 1 +
fs/ocfs2/suballoc.h | 1 +
3 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index add1ffd..80d1c75 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -526,6 +526,8 @@ int ocfs2_reserve_local_alloc_bits(struct ocfs2_super *osb,
}
ac->ac_inode = local_alloc_inode;
+ /* We should never use localalloc from another slot */
+ ac->ac_alloc_slot = osb->slot_num;
ac->ac_which = OCFS2_AC_USE_LOCAL;
get_bh(osb->local_alloc_bh);
ac->ac_bh = osb->local_alloc_bh;
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 3be4e73..33d5573 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -424,6 +424,7 @@ static int ocfs2_reserve_suballoc_bits(struct ocfs2_super
*osb,
}
ac->ac_inode = alloc_inode;
+ ac->ac_alloc_slot = slot;
fe = (struct ocfs2_dinode *) bh->b_data;
if (!OCFS2_IS_VALID_DINODE(fe)) {
diff --git a/fs/ocfs2/suballoc.h b/fs/ocfs2/suballoc.h
index 8799033..544c600 100644
--- a/fs/ocfs2/suballoc.h
+++ b/fs/ocfs2/suballoc.h
@@ -36,6 +36,7 @@ typedef int (group_search_t)(struct inode *,
struct ocfs2_alloc_context {
struct inode *ac_inode; /* which bitmap are we allocating from? */
struct buffer_head *ac_bh; /* file entry bh */
+ u32 ac_alloc_slot; /* which slot are we allocating from? */
u32 ac_bits_wanted;
u32 ac_bits_given;
#define OCFS2_AC_USE_LOCAL 1
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