diff options
Diffstat (limited to 'fs/gfs2')
| -rw-r--r-- | fs/gfs2/aops.c | 4 | ||||
| -rw-r--r-- | fs/gfs2/bmap.c | 15 | ||||
| -rw-r--r-- | fs/gfs2/bmap.h | 2 | ||||
| -rw-r--r-- | fs/gfs2/file.c | 4 | ||||
| -rw-r--r-- | fs/gfs2/quota.c | 15 | ||||
| -rw-r--r-- | fs/gfs2/super.c | 9 |
6 files changed, 14 insertions, 35 deletions
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c index 9485a882d80b..5e96cbd8a454 100644 --- a/fs/gfs2/aops.c +++ b/fs/gfs2/aops.c @@ -634,9 +634,7 @@ static int gfs2_write_begin(struct file *file, struct address_space *mapping, } } - error = gfs2_write_alloc_required(ip, pos, len, &alloc_required); - if (error) - goto out_unlock; + alloc_required = gfs2_write_alloc_required(ip, pos, len); if (alloc_required || gfs2_is_jdata(ip)) gfs2_write_calc_reserv(ip, len, &data_blocks, &ind_blocks); diff --git a/fs/gfs2/bmap.c b/fs/gfs2/bmap.c index 84da64b551b2..744c29e2dcf4 100644 --- a/fs/gfs2/bmap.c +++ b/fs/gfs2/bmap.c @@ -1244,13 +1244,12 @@ int gfs2_file_dealloc(struct gfs2_inode *ip) * @ip: the file being written to * @offset: the offset to write to * @len: the number of bytes being written - * @alloc_required: set to 1 if an alloc is required, 0 otherwise * - * Returns: errno + * Returns: 1 if an alloc is required, 0 otherwise */ int gfs2_write_alloc_required(struct gfs2_inode *ip, u64 offset, - unsigned int len, int *alloc_required) + unsigned int len) { struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode); struct buffer_head bh; @@ -1258,26 +1257,23 @@ int gfs2_write_alloc_required(struct gfs2_inode *ip, u64 offset, u64 lblock, lblock_stop, size; u64 end_of_file; - *alloc_required = 0; - if (!len) return 0; if (gfs2_is_stuffed(ip)) { if (offset + len > sdp->sd_sb.sb_bsize - sizeof(struct gfs2_dinode)) - *alloc_required = 1; + return 1; return 0; } - *alloc_required = 1; shift = sdp->sd_sb.sb_bsize_shift; BUG_ON(gfs2_is_dir(ip)); end_of_file = (ip->i_disksize + sdp->sd_sb.sb_bsize - 1) >> shift; lblock = offset >> shift; lblock_stop = (offset + len + sdp->sd_sb.sb_bsize - 1) >> shift; if (lblock_stop > end_of_file) - return 0; + return 1; size = (lblock_stop - lblock) << shift; do { @@ -1285,12 +1281,11 @@ int gfs2_write_alloc_required(struct gfs2_inode *ip, u64 offset, bh.b_size = size; gfs2_block_map(&ip->i_inode, lblock, &bh, 0); if (!buffer_mapped(&bh)) - return 0; + return 1; size -= bh.b_size; lblock += (bh.b_size >> ip->i_inode.i_blkbits); } while(size > 0); - *alloc_required = 0; return 0; } diff --git a/fs/gfs2/bmap.h b/fs/gfs2/bmap.h index c983177e05ac..a20a5213135a 100644 --- a/fs/gfs2/bmap.h +++ b/fs/gfs2/bmap.h @@ -52,6 +52,6 @@ int gfs2_truncatei(struct gfs2_inode *ip, u64 size); int gfs2_truncatei_resume(struct gfs2_inode *ip); int gfs2_file_dealloc(struct gfs2_inode *ip); int gfs2_write_alloc_required(struct gfs2_inode *ip, u64 offset, - unsigned int len, int *alloc_required); + unsigned int len); #endif /* __BMAP_DOT_H__ */ diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c index ed9a94f0ef15..4edd662c8232 100644 --- a/fs/gfs2/file.c +++ b/fs/gfs2/file.c @@ -351,7 +351,6 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) unsigned long last_index; u64 pos = page->index << PAGE_CACHE_SHIFT; unsigned int data_blocks, ind_blocks, rblocks; - int alloc_required = 0; struct gfs2_holder gh; struct gfs2_alloc *al; int ret; @@ -364,8 +363,7 @@ static int gfs2_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf) set_bit(GLF_DIRTY, &ip->i_gl->gl_flags); set_bit(GIF_SW_PAGED, &ip->i_flags); - ret = gfs2_write_alloc_required(ip, pos, PAGE_CACHE_SIZE, &alloc_required); - if (ret || !alloc_required) + if (!gfs2_write_alloc_required(ip, pos, PAGE_CACHE_SIZE)) goto out_unlock; ret = -ENOMEM; al = gfs2_alloc_get(ip); diff --git a/fs/gfs2/quota.c b/fs/gfs2/quota.c index 8f02d3db8f42..8bb643cb2658 100644 --- a/fs/gfs2/quota.c +++ b/fs/gfs2/quota.c @@ -787,15 +787,9 @@ static int do_sync(unsigned int num_qd, struct gfs2_quota_data **qda) goto out; for (x = 0; x < num_qd; x++) { - int alloc_required; - offset = qd2offset(qda[x]); - error = gfs2_write_alloc_required(ip, offset, - sizeof(struct gfs2_quota), - &alloc_required); - if (error) - goto out_gunlock; - if (alloc_required) + if (gfs2_write_alloc_required(ip, offset, + sizeof(struct gfs2_quota))) nalloc++; } @@ -1584,10 +1578,7 @@ static int gfs2_set_dqblk(struct super_block *sb, int type, qid_t id, goto out_i; offset = qd2offset(qd); - error = gfs2_write_alloc_required(ip, offset, sizeof(struct gfs2_quota), - &alloc_required); - if (error) - goto out_i; + alloc_required = gfs2_write_alloc_required(ip, offset, sizeof(struct gfs2_quota)); if (alloc_required) { al = gfs2_alloc_get(ip); if (al == NULL) diff --git a/fs/gfs2/super.c b/fs/gfs2/super.c index 4d1aad38f1b1..4140811a921c 100644 --- a/fs/gfs2/super.c +++ b/fs/gfs2/super.c @@ -342,8 +342,6 @@ int gfs2_jdesc_check(struct gfs2_jdesc *jd) { struct gfs2_inode *ip = GFS2_I(jd->jd_inode); struct gfs2_sbd *sdp = GFS2_SB(jd->jd_inode); - int ar; - int error; if (ip->i_disksize < (8 << 20) || ip->i_disksize > (1 << 30) || (ip->i_disksize & (sdp->sd_sb.sb_bsize - 1))) { @@ -352,13 +350,12 @@ int gfs2_jdesc_check(struct gfs2_jdesc *jd) } jd->jd_blocks = ip->i_disksize >> sdp->sd_sb.sb_bsize_shift; - error = gfs2_write_alloc_required(ip, 0, ip->i_disksize, &ar); - if (!error && ar) { + if (gfs2_write_alloc_required(ip, 0, ip->i_disksize)) { gfs2_consist_inode(ip); - error = -EIO; + return -EIO; } - return error; + return 0; } /** |