From 568f4c9659a2225b0d29cf86feecbcf25c9045c8 Mon Sep 17 00:00:00 2001 From: Steven Whitehouse Date: Mon, 27 Feb 2006 12:00:42 -0500 Subject: [GFS2] 80 Column audit of GFS2 Requested by: Prarit Bhargava Signed-off-by: Steven Whitehouse --- fs/gfs2/lops.c | 54 +++++++++++++++++++++++++++++++++++++----------------- 1 file changed, 37 insertions(+), 17 deletions(-) (limited to 'fs/gfs2/lops.c') diff --git a/fs/gfs2/lops.c b/fs/gfs2/lops.c index 3d792f8..4bd89c0 100644 --- a/fs/gfs2/lops.c +++ b/fs/gfs2/lops.c @@ -137,7 +137,8 @@ static void buf_lo_before_commit(struct gfs2_sbd *sdp) memset(ld->ld_reserved, 0, sizeof(ld->ld_reserved)); n = 0; - list_for_each_entry_continue(bd1, &sdp->sd_log_le_buf, bd_le.le_list) { + list_for_each_entry_continue(bd1, &sdp->sd_log_le_buf, + bd_le.le_list) { *ptr++ = cpu_to_be64(bd1->bd_bh->b_blocknr); if (++n >= num) break; @@ -147,7 +148,8 @@ static void buf_lo_before_commit(struct gfs2_sbd *sdp) ll_rw_block(WRITE, 1, &bh); n = 0; - list_for_each_entry_continue(bd2, &sdp->sd_log_le_buf, bd_le.le_list) { + list_for_each_entry_continue(bd2, &sdp->sd_log_le_buf, + bd_le.le_list) { bh = gfs2_log_fake_buf(sdp, bd2->bd_bh); set_buffer_dirty(bh); ll_rw_block(WRITE, 1, &bh); @@ -239,7 +241,8 @@ static void buf_lo_after_scan(struct gfs2_jdesc *jd, int error, int pass) struct gfs2_sbd *sdp = get_v2ip(jd->jd_inode)->i_sbd; if (error) { - gfs2_meta_sync(get_v2ip(jd->jd_inode)->i_gl, DIO_START | DIO_WAIT); + gfs2_meta_sync(get_v2ip(jd->jd_inode)->i_gl, + DIO_START | DIO_WAIT); return; } if (pass != 1) @@ -283,7 +286,8 @@ static void revoke_lo_before_commit(struct gfs2_sbd *sdp) ld->ld_header.mh_type = cpu_to_be16(GFS2_METATYPE_LD); ld->ld_header.mh_format = cpu_to_be16(GFS2_FORMAT_LD); ld->ld_type = cpu_to_be32(GFS2_LOG_DESC_REVOKE); - ld->ld_length = cpu_to_be32(gfs2_struct2blk(sdp, sdp->sd_log_num_revoke, sizeof(uint64_t))); + ld->ld_length = cpu_to_be32(gfs2_struct2blk(sdp, sdp->sd_log_num_revoke, + sizeof(uint64_t))); ld->ld_data1 = cpu_to_be32(sdp->sd_log_num_revoke); ld->ld_data2 = cpu_to_be32(0); memset(ld->ld_reserved, 0, sizeof(ld->ld_reserved)); @@ -515,19 +519,24 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp) * into the log along with a header */ gfs2_log_lock(sdp); - bd2 = bd1 = list_prepare_entry(bd1, &sdp->sd_log_le_databuf, bd_le.le_list); + bd2 = bd1 = list_prepare_entry(bd1, &sdp->sd_log_le_databuf, + bd_le.le_list); while(total_dbuf) { num = total_jdata; if (num > limit) num = limit; n = 0; - list_for_each_entry_safe_continue(bd1, bdt, &sdp->sd_log_le_databuf, bd_le.le_list) { + list_for_each_entry_safe_continue(bd1, bdt, + &sdp->sd_log_le_databuf, + bd_le.le_list) { /* An ordered write buffer */ if (bd1->bd_bh && !buffer_pinned(bd1->bd_bh)) { list_move(&bd1->bd_le.le_list, &started); if (bd1 == bd2) { bd2 = NULL; - bd2 = list_prepare_entry(bd2, &sdp->sd_log_le_databuf, bd_le.le_list); + bd2 = list_prepare_entry(bd2, + &sdp->sd_log_le_databuf, + bd_le.le_list); } total_dbuf--; if (bd1->bd_bh) { @@ -535,7 +544,8 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp) if (buffer_dirty(bd1->bd_bh)) { gfs2_log_unlock(sdp); wait_on_buffer(bd1->bd_bh); - ll_rw_block(WRITE, 1, &bd1->bd_bh); + ll_rw_block(WRITE, 1, + &bd1->bd_bh); gfs2_log_lock(sdp); } brelse(bd1->bd_bh); @@ -547,12 +557,17 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp) gfs2_log_unlock(sdp); if (!bh) { bh = gfs2_log_get_buf(sdp); - ld = (struct gfs2_log_descriptor *)bh->b_data; + ld = (struct gfs2_log_descriptor *) + bh->b_data; ptr = (__be64 *)(bh->b_data + offset); - ld->ld_header.mh_magic = cpu_to_be32(GFS2_MAGIC); - ld->ld_header.mh_type = cpu_to_be16(GFS2_METATYPE_LD); - ld->ld_header.mh_format = cpu_to_be16(GFS2_FORMAT_LD); - ld->ld_type = cpu_to_be32(GFS2_LOG_DESC_JDATA); + ld->ld_header.mh_magic = + cpu_to_be32(GFS2_MAGIC); + ld->ld_header.mh_type = + cpu_to_be16(GFS2_METATYPE_LD); + ld->ld_header.mh_format = + cpu_to_be16(GFS2_FORMAT_LD); + ld->ld_type = + cpu_to_be32(GFS2_LOG_DESC_JDATA); ld->ld_length = cpu_to_be32(num + 1); ld->ld_data1 = cpu_to_be32(num); ld->ld_data2 = cpu_to_be32(0); @@ -577,7 +592,8 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp) } n = 0; gfs2_log_lock(sdp); - list_for_each_entry_continue(bd2, &sdp->sd_log_le_databuf, bd_le.le_list) { + list_for_each_entry_continue(bd2, &sdp->sd_log_le_databuf, + bd_le.le_list) { if (!bd2->bd_bh) continue; /* copy buffer if it needs escaping */ @@ -587,7 +603,9 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp) struct page *page = bd2->bd_bh->b_page; bh = gfs2_log_get_buf(sdp); kaddr = kmap_atomic(page, KM_USER0); - memcpy(bh->b_data, kaddr + bh_offset(bd2->bd_bh), sdp->sd_sb.sb_bsize); + memcpy(bh->b_data, + kaddr + bh_offset(bd2->bd_bh), + sdp->sd_sb.sb_bsize); kunmap_atomic(page, KM_USER0); *(__be32 *)bh->b_data = 0; } else { @@ -608,7 +626,8 @@ static void databuf_lo_before_commit(struct gfs2_sbd *sdp) /* Wait on all ordered buffers */ while (!list_empty(&started)) { gfs2_log_lock(sdp); - bd1 = list_entry(started.next, struct gfs2_bufdata, bd_le.le_list); + bd1 = list_entry(started.next, struct gfs2_bufdata, + bd_le.le_list); list_del(&bd1->bd_le.le_list); sdp->sd_log_num_databuf--; @@ -685,7 +704,8 @@ static void databuf_lo_after_scan(struct gfs2_jdesc *jd, int error, int pass) struct gfs2_sbd *sdp = get_v2ip(jd->jd_inode)->i_sbd; if (error) { - gfs2_meta_sync(get_v2ip(jd->jd_inode)->i_gl, DIO_START | DIO_WAIT); + gfs2_meta_sync(get_v2ip(jd->jd_inode)->i_gl, + DIO_START | DIO_WAIT); return; } if (pass != 1) -- cgit v1.1