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Diffstat (limited to 'fs/gfs2/rgrp.h')
-rw-r--r--fs/gfs2/rgrp.h10
1 files changed, 6 insertions, 4 deletions
diff --git a/fs/gfs2/rgrp.h b/fs/gfs2/rgrp.h
index ceec9106cdf4..b4b10f4de25f 100644
--- a/fs/gfs2/rgrp.h
+++ b/fs/gfs2/rgrp.h
@@ -11,6 +11,7 @@
#define __RGRP_DOT_H__
#include <linux/slab.h>
+#include <linux/uaccess.h>
struct gfs2_rgrpd;
struct gfs2_sbd;
@@ -18,7 +19,7 @@ struct gfs2_holder;
extern void gfs2_rgrp_verify(struct gfs2_rgrpd *rgd);
-extern struct gfs2_rgrpd *gfs2_blk2rgrpd(struct gfs2_sbd *sdp, u64 blk);
+extern struct gfs2_rgrpd *gfs2_blk2rgrpd(struct gfs2_sbd *sdp, u64 blk, bool exact);
extern struct gfs2_rgrpd *gfs2_rgrpd_get_first(struct gfs2_sbd *sdp);
extern struct gfs2_rgrpd *gfs2_rgrpd_get_next(struct gfs2_rgrpd *rgd);
@@ -62,8 +63,9 @@ extern void gfs2_rlist_alloc(struct gfs2_rgrp_list *rlist, unsigned int state);
extern void gfs2_rlist_free(struct gfs2_rgrp_list *rlist);
extern u64 gfs2_ri_total(struct gfs2_sbd *sdp);
extern int gfs2_rgrp_dump(struct seq_file *seq, const struct gfs2_glock *gl);
-extern void gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset,
- struct buffer_head *bh,
- const struct gfs2_bitmap *bi);
+extern int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset,
+ struct buffer_head *bh,
+ const struct gfs2_bitmap *bi, unsigned minlen, u64 *ptrimmed);
+extern int gfs2_fitrim(struct file *filp, void __user *argp);
#endif /* __RGRP_DOT_H__ */