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-rw-r--r--fs/gfs2/rgrp.c30
1 files changed, 13 insertions, 17 deletions
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 70d1cd0b5f3b..5a51265a4341 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -1181,12 +1181,9 @@ int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset,
1181 const struct gfs2_bitmap *bi, unsigned minlen, u64 *ptrimmed) 1181 const struct gfs2_bitmap *bi, unsigned minlen, u64 *ptrimmed)
1182{ 1182{
1183 struct super_block *sb = sdp->sd_vfs; 1183 struct super_block *sb = sdp->sd_vfs;
1184 struct block_device *bdev = sb->s_bdev;
1185 const unsigned int sects_per_blk = sdp->sd_sb.sb_bsize /
1186 bdev_logical_block_size(sb->s_bdev);
1187 u64 blk; 1184 u64 blk;
1188 sector_t start = 0; 1185 sector_t start = 0;
1189 sector_t nr_sects = 0; 1186 sector_t nr_blks = 0;
1190 int rv; 1187 int rv;
1191 unsigned int x; 1188 unsigned int x;
1192 u32 trimmed = 0; 1189 u32 trimmed = 0;
@@ -1206,35 +1203,34 @@ int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset,
1206 if (diff == 0) 1203 if (diff == 0)
1207 continue; 1204 continue;
1208 blk = offset + ((bi->bi_start + x) * GFS2_NBBY); 1205 blk = offset + ((bi->bi_start + x) * GFS2_NBBY);
1209 blk *= sects_per_blk; /* convert to sectors */
1210 while(diff) { 1206 while(diff) {
1211 if (diff & 1) { 1207 if (diff & 1) {
1212 if (nr_sects == 0) 1208 if (nr_blks == 0)
1213 goto start_new_extent; 1209 goto start_new_extent;
1214 if ((start + nr_sects) != blk) { 1210 if ((start + nr_blks) != blk) {
1215 if (nr_sects >= minlen) { 1211 if (nr_blks >= minlen) {
1216 rv = blkdev_issue_discard(bdev, 1212 rv = sb_issue_discard(sb,
1217 start, nr_sects, 1213 start, nr_blks,
1218 GFP_NOFS, 0); 1214 GFP_NOFS, 0);
1219 if (rv) 1215 if (rv)
1220 goto fail; 1216 goto fail;
1221 trimmed += nr_sects; 1217 trimmed += nr_blks;
1222 } 1218 }
1223 nr_sects = 0; 1219 nr_blks = 0;
1224start_new_extent: 1220start_new_extent:
1225 start = blk; 1221 start = blk;
1226 } 1222 }
1227 nr_sects += sects_per_blk; 1223 nr_blks++;
1228 } 1224 }
1229 diff >>= 2; 1225 diff >>= 2;
1230 blk += sects_per_blk; 1226 blk++;
1231 } 1227 }
1232 } 1228 }
1233 if (nr_sects >= minlen) { 1229 if (nr_blks >= minlen) {
1234 rv = blkdev_issue_discard(bdev, start, nr_sects, GFP_NOFS, 0); 1230 rv = sb_issue_discard(sb, start, nr_blks, GFP_NOFS, 0);
1235 if (rv) 1231 if (rv)
1236 goto fail; 1232 goto fail;
1237 trimmed += nr_sects; 1233 trimmed += nr_blks;
1238 } 1234 }
1239 if (ptrimmed) 1235 if (ptrimmed)
1240 *ptrimmed = trimmed; 1236 *ptrimmed = trimmed;