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authorArtem Bityutskiy <artem.bityutskiy@linux.intel.com>2012-10-10 10:55:28 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2012-11-26 11:34:34 -0800
commitf174b32dc1a6912576d75d77afd00096f44878d4 (patch)
treeac111448cf7f66d23c754b50ff521e3d6d11d476
parentad33dc05bfe7c600d898e1f7857d1fd51308ba09 (diff)
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UBIFS: introduce categorized lprops counter
commit 98a1eebda3cb2a84ecf1f219bb3a95769033d1bf upstream. This commit is a preparation for a subsequent bugfix. We introduce a counter for categorized lprops. Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
-rw-r--r--fs/ubifs/lprops.c6
-rw-r--r--fs/ubifs/ubifs.h3
2 files changed, 9 insertions, 0 deletions
diff --git a/fs/ubifs/lprops.c b/fs/ubifs/lprops.c
index 667884f..ae6f74a 100644
--- a/fs/ubifs/lprops.c
+++ b/fs/ubifs/lprops.c
@@ -300,8 +300,11 @@ void ubifs_add_to_cat(struct ubifs_info *c, struct ubifs_lprops *lprops,
default:
ubifs_assert(0);
}
+
lprops->flags &= ~LPROPS_CAT_MASK;
lprops->flags |= cat;
+ c->in_a_category_cnt += 1;
+ ubifs_assert(c->in_a_category_cnt <= c->main_lebs);
}
/**
@@ -334,6 +337,9 @@ static void ubifs_remove_from_cat(struct ubifs_info *c,
default:
ubifs_assert(0);
}
+
+ c->in_a_category_cnt -= 1;
+ ubifs_assert(c->in_a_category_cnt >= 0);
}
/**
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index f79983d..62d50a9 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -1187,6 +1187,8 @@ struct ubifs_debug_info;
* @freeable_list: list of freeable non-index LEBs (free + dirty == @leb_size)
* @frdi_idx_list: list of freeable index LEBs (free + dirty == @leb_size)
* @freeable_cnt: number of freeable LEBs in @freeable_list
+ * @in_a_category_cnt: count of lprops which are in a certain category, which
+ * basically meants that they were loaded from the flash
*
* @ltab_lnum: LEB number of LPT's own lprops table
* @ltab_offs: offset of LPT's own lprops table
@@ -1416,6 +1418,7 @@ struct ubifs_info {
struct list_head freeable_list;
struct list_head frdi_idx_list;
int freeable_cnt;
+ int in_a_category_cnt;
int ltab_lnum;
int ltab_offs;