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We've got 18 patches for this merge window, none of which are very major. 

1. Andreas Gruenbacher contributed several patches to clean up the gfs2
    block allocator to prepare for future performance enhancements.
 2. Andy Price contributed a patch to fix a use-after-free problem.
 3. I contributed some patches that fix gfs2's broken rgrplvb mount option.
 4. I contributed some cleanup patches and error message improvements.
 5. Steve Whitehouse and Abhi Das sent a patch to enable getlabel support.
 6. Tim Smith contributed a patch to flush the glock delete workqueue at exit.
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Merge tag 'gfs2-4.20.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2

Pull gfs2 updates from Bob Peterson:
 "We've got 18 patches for this merge window, none of which are very
  major:

   - clean up the gfs2 block allocator to prepare for future performance
     enhancements (Andreas Gruenbacher)

   - fix a use-after-free problem (Andy Price)

   - patches that fix gfs2's broken rgrplvb mount option (me)

   - cleanup patches and error message improvements (me)

   - enable getlabel support (Steve Whitehouse and Abhi Das)

   - flush the glock delete workqueue at exit (Tim Smith)"

* tag 'gfs2-4.20.fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/gfs2/linux-gfs2:
  gfs2: Fix minor typo: couln't versus couldn't.
  gfs2: write revokes should traverse sd_ail1_list in reverse
  gfs2: Pass resource group to rgblk_free
  gfs2: Remove unnecessary gfs2_rlist_alloc parameter
  gfs2: Fix marking bitmaps non-full
  gfs2: Fix some minor typos
  gfs2: Rename bitmap.bi_{len => bytes}
  gfs2: Remove unused RGRP_RSRV_MINBYTES definition
  gfs2: Move rs_{sizehint, rgd_gh} fields into the inode
  gfs2: Clean up out-of-bounds check in gfs2_rbm_from_block
  gfs2: Always check the result of gfs2_rbm_from_block
  gfs2: getlabel support
  GFS2: Flush the GFS2 delete workqueue before stopping the kernel threads
  gfs2: Don't leave s_fs_info pointing to freed memory in init_sbd
  gfs2: Use fs_* functions instead of pr_* function where we can
  gfs2: slow the deluge of io error messages
  gfs2: Don't set GFS2_RDF_UPTODATE when the lvb is updated
  gfs2: improve debug information when lvb mismatches are found
This commit is contained in:
Linus Torvalds 2018-10-24 17:30:39 +01:00
parent e1cbbf4067 8e31582a9a
commit bfd93a87ea
18 changed files with 218 additions and 154 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
fs/gfs2/bmap.c
View File

@ -1566,7 +1566,7 @@ more_rgrps:
continue;
}
if (bstart) {
__gfs2_free_blocks(ip, bstart, (u32)blen, meta);
__gfs2_free_blocks(ip, rgd, bstart, (u32)blen, meta);
(*btotal) += blen;
gfs2_add_inode_blocks(&ip->i_inode, -blen);
}
@ -1574,7 +1574,7 @@ more_rgrps:
blen = 1;
}
if (bstart) {
__gfs2_free_blocks(ip, bstart, (u32)blen, meta);
__gfs2_free_blocks(ip, rgd, bstart, (u32)blen, meta);
(*btotal) += blen;
gfs2_add_inode_blocks(&ip->i_inode, -blen);
}

28
fs/gfs2/dir.c
View File

@ -506,7 +506,8 @@ static int gfs2_dirent_gather(const struct gfs2_dirent *dent,
* For now the most important thing is to check that the various sizes
* are correct.
*/
static int gfs2_check_dirent(struct gfs2_dirent *dent, unsigned int offset,
static int gfs2_check_dirent(struct gfs2_sbd *sdp,
struct gfs2_dirent *dent, unsigned int offset,
unsigned int size, unsigned int len, int first)
{
const char *msg = "gfs2_dirent too small";
@ -528,12 +529,12 @@ static int gfs2_check_dirent(struct gfs2_dirent *dent, unsigned int offset,
goto error;
return 0;
error:
pr_warn("%s: %s (%s)\n",
fs_warn(sdp, "%s: %s (%s)\n",
__func__, msg, first ? "first in block" : "not first in block");
return -EIO;
}
static int gfs2_dirent_offset(const void *buf)
static int gfs2_dirent_offset(struct gfs2_sbd *sdp, const void *buf)
{
const struct gfs2_meta_header *h = buf;
int offset;
@ -552,7 +553,8 @@ static int gfs2_dirent_offset(const void *buf)
}
return offset;
wrong_type:
pr_warn("%s: wrong block type %u\n", __func__, be32_to_cpu(h->mh_type));
fs_warn(sdp, "%s: wrong block type %u\n", __func__,
be32_to_cpu(h->mh_type));
return -1;
}
@ -566,7 +568,7 @@ static struct gfs2_dirent *gfs2_dirent_scan(struct inode *inode, void *buf,
unsigned size;
int ret = 0;
ret = gfs2_dirent_offset(buf);
ret = gfs2_dirent_offset(GFS2_SB(inode), buf);
if (ret < 0)
goto consist_inode;
@ -574,7 +576,7 @@ static struct gfs2_dirent *gfs2_dirent_scan(struct inode *inode, void *buf,
prev = NULL;
dent = buf + offset;
size = be16_to_cpu(dent->de_rec_len);
if (gfs2_check_dirent(dent, offset, size, len, 1))
if (gfs2_check_dirent(GFS2_SB(inode), dent, offset, size, len, 1))
goto consist_inode;
do {
ret = scan(dent, name, opaque);
@ -586,7 +588,8 @@ static struct gfs2_dirent *gfs2_dirent_scan(struct inode *inode, void *buf,
prev = dent;
dent = buf + offset;
size = be16_to_cpu(dent->de_rec_len);
if (gfs2_check_dirent(dent, offset, size, len, 0))
if (gfs2_check_dirent(GFS2_SB(inode), dent, offset, size,
len, 0))
goto consist_inode;
} while(1);
@ -1043,7 +1046,7 @@ static int dir_split_leaf(struct inode *inode, const struct qstr *name)
len = BIT(dip->i_depth - be16_to_cpu(oleaf->lf_depth));
half_len = len >> 1;
if (!half_len) {
pr_warn("i_depth %u lf_depth %u index %u\n",
fs_warn(GFS2_SB(inode), "i_depth %u lf_depth %u index %u\n",
dip->i_depth, be16_to_cpu(oleaf->lf_depth), index);
gfs2_consist_inode(dip);
error = -EIO;
@ -1351,7 +1354,7 @@ static int gfs2_set_cookies(struct gfs2_sbd *sdp, struct buffer_head *bh,
if (!sdp->sd_args.ar_loccookie)
continue;
offset = (char *)(darr[i]) -
(bh->b_data + gfs2_dirent_offset(bh->b_data));
(bh->b_data + gfs2_dirent_offset(sdp, bh->b_data));
offset /= GFS2_MIN_DIRENT_SIZE;
offset += leaf_nr * sdp->sd_max_dents_per_leaf;
if (offset >= GFS2_USE_HASH_FLAG ||
@ -2018,7 +2021,7 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len,
l_blocks++;
}
gfs2_rlist_alloc(&rlist, LM_ST_EXCLUSIVE);
gfs2_rlist_alloc(&rlist);
for (x = 0; x < rlist.rl_rgrps; x++) {
struct gfs2_rgrpd *rgd = gfs2_glock2rgrp(rlist.rl_ghs[x].gh_gl);
@ -2039,6 +2042,8 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len,
bh = leaf_bh;
for (blk = leaf_no; blk; blk = nblk) {
struct gfs2_rgrpd *rgd;
if (blk != leaf_no) {
error = get_leaf(dip, blk, &bh);
if (error)
@ -2049,7 +2054,8 @@ static int leaf_dealloc(struct gfs2_inode *dip, u32 index, u32 len,
if (blk != leaf_no)
brelse(bh);
gfs2_free_meta(dip, blk, 1);
rgd = gfs2_blk2rgrpd(sdp, blk, true);
gfs2_free_meta(dip, rgd, blk, 1);
gfs2_add_inode_blocks(&dip->i_inode, -1);
}

18
fs/gfs2/file.c
View File

@ -314,6 +314,17 @@ static int gfs2_set_flags(struct file *filp, u32 __user *ptr)
return do_gfs2_set_flags(filp, gfsflags, mask);
}
static int gfs2_getlabel(struct file *filp, char __user *label)
{
struct inode *inode = file_inode(filp);
struct gfs2_sbd *sdp = GFS2_SB(inode);
if (copy_to_user(label, sdp->sd_sb.sb_locktable, GFS2_LOCKNAME_LEN))
return -EFAULT;
return 0;
}
static long gfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
{
switch(cmd) {
@ -323,7 +334,10 @@ static long gfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
return gfs2_set_flags(filp, (u32 __user *)arg);
case FITRIM:
return gfs2_fitrim(filp, (void __user *)arg);
case FS_IOC_GETFSLABEL:
return gfs2_getlabel(filp, (char __user *)arg);
}
return -ENOTTY;
}
@ -347,8 +361,8 @@ static void gfs2_size_hint(struct file *filep, loff_t offset, size_t size)
size_t blks = (size + sdp->sd_sb.sb_bsize - 1) >> sdp->sd_sb.sb_bsize_shift;
int hint = min_t(size_t, INT_MAX, blks);
if (hint > atomic_read(&ip->i_res.rs_sizehint))
atomic_set(&ip->i_res.rs_sizehint, hint);
if (hint > atomic_read(&ip->i_sizehint))
atomic_set(&ip->i_sizehint, hint);
}
/**

17
fs/gfs2/glock.c
View File

@ -494,7 +494,8 @@ retry:
do_xmote(gl, gh, LM_ST_UNLOCKED);
break;
default: /* Everything else */
pr_err("wanted %u got %u\n", gl->gl_target, state);
fs_err(gl->gl_name.ln_sbd, "wanted %u got %u\n",
gl->gl_target, state);
GLOCK_BUG_ON(gl, 1);
}
spin_unlock(&gl->gl_lockref.lock);
@ -577,7 +578,7 @@ __acquires(&gl->gl_lockref.lock)
gfs2_glock_queue_work(gl, 0);
}
else if (ret) {
pr_err("lm_lock ret %d\n", ret);
fs_err(sdp, "lm_lock ret %d\n", ret);
GLOCK_BUG_ON(gl, !test_bit(SDF_SHUTDOWN,
&sdp->sd_flags));
}
@ -1064,13 +1065,13 @@ do_cancel:
return;
trap_recursive:
pr_err("original: %pSR\n", (void *)gh2->gh_ip);
pr_err("pid: %d\n", pid_nr(gh2->gh_owner_pid));
pr_err("lock type: %d req lock state : %d\n",
fs_err(sdp, "original: %pSR\n", (void *)gh2->gh_ip);
fs_err(sdp, "pid: %d\n", pid_nr(gh2->gh_owner_pid));
fs_err(sdp, "lock type: %d req lock state : %d\n",
gh2->gh_gl->gl_name.ln_type, gh2->gh_state);
pr_err("new: %pSR\n", (void *)gh->gh_ip);
pr_err("pid: %d\n", pid_nr(gh->gh_owner_pid));
pr_err("lock type: %d req lock state : %d\n",
fs_err(sdp, "new: %pSR\n", (void *)gh->gh_ip);
fs_err(sdp, "pid: %d\n", pid_nr(gh->gh_owner_pid));
fs_err(sdp, "lock type: %d req lock state : %d\n",
gh->gh_gl->gl_name.ln_type, gh->gh_state);
gfs2_dump_glock(NULL, gl);
BUG();

9
fs/gfs2/incore.h
View File

@ -92,7 +92,7 @@ struct gfs2_bitmap {
unsigned long bi_flags;
u32 bi_offset;
u32 bi_start;
u32 bi_len;
u32 bi_bytes;
u32 bi_blocks;
};
@ -309,10 +309,6 @@ struct gfs2_qadata { /* quota allocation data */
*/
struct gfs2_blkreserv {
/* components used during write (step 1): */
atomic_t rs_sizehint; /* hint of the write size */
struct gfs2_holder rs_rgd_gh; /* Filled in by get_local_rgrp */
struct rb_node rs_node; /* link to other block reservations */
struct gfs2_rbm rs_rbm; /* Start of reservation */
u32 rs_free; /* how many blocks are still free */
@ -417,8 +413,10 @@ struct gfs2_inode {
struct gfs2_holder i_iopen_gh;
struct gfs2_holder i_gh; /* for prepare/commit_write only */
struct gfs2_qadata *i_qadata; /* quota allocation data */
struct gfs2_holder i_rgd_gh;
struct gfs2_blkreserv i_res; /* rgrp multi-block reservation */
u64 i_goal; /* goal block for allocations */
atomic_t i_sizehint; /* hint of the write size */
struct rw_semaphore i_rw_mutex;
struct list_head i_ordered;
struct list_head i_trunc_list;
@ -623,6 +621,7 @@ enum {
SDF_RORECOVERY = 7, /* read only recovery */
SDF_SKIP_DLM_UNLOCK = 8,
SDF_FORCE_AIL_FLUSH = 9,
SDF_AIL1_IO_ERROR = 10,
};
enum gfs2_freeze_state {

10
fs/gfs2/lock_dlm.c
View File

@ -177,14 +177,14 @@ static void gdlm_bast(void *arg, int mode)
gfs2_glock_cb(gl, LM_ST_SHARED);
break;
default:
pr_err("unknown bast mode %d\n", mode);
fs_err(gl->gl_name.ln_sbd, "unknown bast mode %d\n", mode);
BUG();
}
}
/* convert gfs lock-state to dlm lock-mode */
static int make_mode(const unsigned int lmstate)
static int make_mode(struct gfs2_sbd *sdp, const unsigned int lmstate)
{
switch (lmstate) {
case LM_ST_UNLOCKED:
@ -196,7 +196,7 @@ static int make_mode(const unsigned int lmstate)
case LM_ST_SHARED:
return DLM_LOCK_PR;
}
pr_err("unknown LM state %d\n", lmstate);
fs_err(sdp, "unknown LM state %d\n", lmstate);
BUG();
return -1;
}
@ -257,7 +257,7 @@ static int gdlm_lock(struct gfs2_glock *gl, unsigned int req_state,
u32 lkf;
char strname[GDLM_STRNAME_BYTES] = "";
req = make_mode(req_state);
req = make_mode(gl->gl_name.ln_sbd, req_state);
lkf = make_flags(gl, flags, req);
gfs2_glstats_inc(gl, GFS2_LKS_DCOUNT);
gfs2_sbstats_inc(gl, GFS2_LKS_DCOUNT);
@ -309,7 +309,7 @@ static void gdlm_put_lock(struct gfs2_glock *gl)
error = dlm_unlock(ls->ls_dlm, gl->gl_lksb.sb_lkid, DLM_LKF_VALBLK,
NULL, gl);
if (error) {
pr_err("gdlm_unlock %x,%llx err=%d\n",
fs_err(sdp, "gdlm_unlock %x,%llx err=%d\n",
gl->gl_name.ln_type,
(unsigned long long)gl->gl_name.ln_number, error);
return;

11
fs/gfs2/log.c
View File

@ -108,7 +108,9 @@ __acquires(&sdp->sd_ail_lock)
gfs2_assert(sdp, bd->bd_tr == tr);
if (!buffer_busy(bh)) {
if (!buffer_uptodate(bh)) {
if (!buffer_uptodate(bh) &&
!test_and_set_bit(SDF_AIL1_IO_ERROR,
&sdp->sd_flags)) {
gfs2_io_error_bh(sdp, bh);
*withdraw = true;
}
@ -206,7 +208,8 @@ static void gfs2_ail1_empty_one(struct gfs2_sbd *sdp, struct gfs2_trans *tr,
gfs2_assert(sdp, bd->bd_tr == tr);
if (buffer_busy(bh))
continue;
if (!buffer_uptodate(bh)) {
if (!buffer_uptodate(bh) &&
!test_and_set_bit(SDF_AIL1_IO_ERROR, &sdp->sd_flags)) {
gfs2_io_error_bh(sdp, bh);
*withdraw = true;
}
@ -618,7 +621,7 @@ void gfs2_write_revokes(struct gfs2_sbd *sdp)
gfs2_ail1_empty(sdp);
spin_lock(&sdp->sd_ail_lock);
list_for_each_entry(tr, &sdp->sd_ail1_list, tr_list) {
list_for_each_entry_reverse(tr, &sdp->sd_ail1_list, tr_list) {
list_for_each_entry(bd, &tr->tr_ail2_list, bd_ail_st_list) {
if (list_empty(&bd->bd_list)) {
have_revokes = 1;
@ -642,7 +645,7 @@ done:
}
gfs2_log_lock(sdp);
spin_lock(&sdp->sd_ail_lock);
list_for_each_entry(tr, &sdp->sd_ail1_list, tr_list) {
list_for_each_entry_reverse(tr, &sdp->sd_ail1_list, tr_list) {
list_for_each_entry_safe(bd, tmp, &tr->tr_ail2_list, bd_ail_st_list) {
if (max_revokes == 0)
goto out_of_blocks;

2
fs/gfs2/lops.c
View File

@ -81,7 +81,7 @@ static void maybe_release_space(struct gfs2_bufdata *bd)
if (sdp->sd_args.ar_discard)
gfs2_rgrp_send_discards(sdp, rgd->rd_data0, bd->bd_bh, bi, 1, NULL);
memcpy(bi->bi_clone + bi->bi_offset,
bd->bd_bh->b_data + bi->bi_offset, bi->bi_len);
bd->bd_bh->b_data + bi->bi_offset, bi->bi_bytes);
clear_bit(GBF_FULL, &bi->bi_flags);
rgd->rd_free_clone = rgd->rd_free;
rgd->rd_extfail_pt = rgd->rd_free;

2
fs/gfs2/main.c
View File

@ -39,9 +39,11 @@ static void gfs2_init_inode_once(void *foo)
struct gfs2_inode *ip = foo;
inode_init_once(&ip->i_inode);
atomic_set(&ip->i_sizehint, 0);
init_rwsem(&ip->i_rw_mutex);
INIT_LIST_HEAD(&ip->i_trunc_list);
ip->i_qadata = NULL;
gfs2_holder_mark_uninitialized(&ip->i_rgd_gh);
memset(&ip->i_res, 0, sizeof(ip->i_res));
RB_CLEAR_NODE(&ip->i_res.rs_node);
ip->i_hash_cache = NULL;

2
fs/gfs2/ops_fstype.c
View File

@ -72,13 +72,13 @@ static struct gfs2_sbd *init_sbd(struct super_block *sb)
if (!sdp)
return NULL;
sb->s_fs_info = sdp;
sdp->sd_vfs = sb;
sdp->sd_lkstats = alloc_percpu(struct gfs2_pcpu_lkstats);
if (!sdp->sd_lkstats) {
kfree(sdp);
return NULL;
}
sb->s_fs_info = sdp;
set_bit(SDF_NOJOURNALID, &sdp->sd_flags);
gfs2_tune_init(&sdp->sd_tune);

2
fs/gfs2/quota.c
View File

@ -1183,7 +1183,7 @@ static int print_message(struct gfs2_quota_data *qd, char *type)
*
* Returns: 0 on success.
* min_req = ap->min_target ? ap->min_target : ap->target;
* quota must allow atleast min_req blks for success and
* quota must allow at least min_req blks for success and
* ap->allowed is set to the number of blocks allowed
*
* -EDQUOT otherwise, quota violation. ap->allowed is set to number

201
fs/gfs2/rgrp.c
View File

@ -90,7 +90,7 @@ static inline void gfs2_setbit(const struct gfs2_rbm *rbm, bool do_clone,
{
unsigned char *byte1, *byte2, *end, cur_state;
struct gfs2_bitmap *bi = rbm_bi(rbm);
unsigned int buflen = bi->bi_len;
unsigned int buflen = bi->bi_bytes;
const unsigned int bit = (rbm->offset % GFS2_NBBY) * GFS2_BIT_SIZE;
byte1 = bi->bi_bh->b_data + bi->bi_offset + (rbm->offset / GFS2_NBBY);
@ -101,12 +101,16 @@ static inline void gfs2_setbit(const struct gfs2_rbm *rbm, bool do_clone,
cur_state = (*byte1 >> bit) & GFS2_BIT_MASK;
if (unlikely(!valid_change[new_state * 4 + cur_state])) {
pr_warn("buf_blk = 0x%x old_state=%d, new_state=%d\n",
struct gfs2_sbd *sdp = rbm->rgd->rd_sbd;
fs_warn(sdp, "buf_blk = 0x%x old_state=%d, new_state=%d\n",
rbm->offset, cur_state, new_state);
pr_warn("rgrp=0x%llx bi_start=0x%x\n",
(unsigned long long)rbm->rgd->rd_addr, bi->bi_start);
pr_warn("bi_offset=0x%x bi_len=0x%x\n",
bi->bi_offset, bi->bi_len);
fs_warn(sdp, "rgrp=0x%llx bi_start=0x%x biblk: 0x%llx\n",
(unsigned long long)rbm->rgd->rd_addr, bi->bi_start,
(unsigned long long)bi->bi_bh->b_blocknr);
fs_warn(sdp, "bi_offset=0x%x bi_bytes=0x%x block=0x%llx\n",
bi->bi_offset, bi->bi_bytes,
(unsigned long long)gfs2_rbm_to_block(rbm));
dump_stack();
gfs2_consist_rgrpd(rbm->rgd);
return;
@ -269,15 +273,10 @@ static u32 gfs2_bitfit(const u8 *buf, const unsigned int len,
static int gfs2_rbm_from_block(struct gfs2_rbm *rbm, u64 block)
{
u64 rblock = block - rbm->rgd->rd_data0;
if (WARN_ON_ONCE(rblock > UINT_MAX))
return -EINVAL;
if (block >= rbm->rgd->rd_data0 + rbm->rgd->rd_data)
if (!rgrp_contains_block(rbm->rgd, block))
return -E2BIG;
rbm->bii = 0;
rbm->offset = (u32)(rblock);
rbm->offset = block - rbm->rgd->rd_data0;
/* Check if the block is within the first block */
if (rbm->offset < rbm_bi(rbm)->bi_blocks)
return 0;
@ -382,7 +381,7 @@ static u32 gfs2_free_extlen(const struct gfs2_rbm *rrbm, u32 len)
if (bi->bi_clone)
start = bi->bi_clone;
start += bi->bi_offset;
end = start + bi->bi_len;
end = start + bi->bi_bytes;
BUG_ON(rbm.offset & 3);
start += (rbm.offset / GFS2_NBBY);
bytes = min_t(u32, len / GFS2_NBBY, (end - start));
@ -467,7 +466,7 @@ void gfs2_rgrp_verify(struct gfs2_rgrpd *rgd)
count[x] += gfs2_bitcount(rgd,
bi->bi_bh->b_data +
bi->bi_offset,
bi->bi_len, x);
bi->bi_bytes, x);
}
if (count[0] != rgd->rd_free) {
@ -642,7 +641,10 @@ static void __rs_deltree(struct gfs2_blkreserv *rs)
RB_CLEAR_NODE(&rs->rs_node);
if (rs->rs_free) {
struct gfs2_bitmap *bi = rbm_bi(&rs->rs_rbm);
u64 last_block = gfs2_rbm_to_block(&rs->rs_rbm) +
rs->rs_free - 1;
struct gfs2_rbm last_rbm = { .rgd = rs->rs_rbm.rgd, };
struct gfs2_bitmap *start, *last;
/* return reserved blocks to the rgrp */
BUG_ON(rs->rs_rbm.rgd->rd_reserved < rs->rs_free);
@ -653,7 +655,13 @@ static void __rs_deltree(struct gfs2_blkreserv *rs)
it will force the number to be recalculated later. */
rgd->rd_extfail_pt += rs->rs_free;
rs->rs_free = 0;
clear_bit(GBF_FULL, &bi->bi_flags);
if (gfs2_rbm_from_block(&last_rbm, last_block))
return;
start = rbm_bi(&rs->rs_rbm);
last = rbm_bi(&last_rbm);
do
clear_bit(GBF_FULL, &start->bi_flags);
while (start++ != last);
}
}
@ -738,11 +746,13 @@ void gfs2_clear_rgrpd(struct gfs2_sbd *sdp)
static void gfs2_rindex_print(const struct gfs2_rgrpd *rgd)
{
pr_info("ri_addr = %llu\n", (unsigned long long)rgd->rd_addr);
pr_info("ri_length = %u\n", rgd->rd_length);
pr_info("ri_data0 = %llu\n", (unsigned long long)rgd->rd_data0);
pr_info("ri_data = %u\n", rgd->rd_data);
pr_info("ri_bitbytes = %u\n", rgd->rd_bitbytes);
struct gfs2_sbd *sdp = rgd->rd_sbd;
fs_info(sdp, "ri_addr = %llu\n", (unsigned long long)rgd->rd_addr);
fs_info(sdp, "ri_length = %u\n", rgd->rd_length);
fs_info(sdp, "ri_data0 = %llu\n", (unsigned long long)rgd->rd_data0);
fs_info(sdp, "ri_data = %u\n", rgd->rd_data);
fs_info(sdp, "ri_bitbytes = %u\n", rgd->rd_bitbytes);
}
/**
@ -780,21 +790,21 @@ static int compute_bitstructs(struct gfs2_rgrpd *rgd)
bytes = bytes_left;
bi->bi_offset = sizeof(struct gfs2_rgrp);
bi->bi_start = 0;
bi->bi_len = bytes;
bi->bi_bytes = bytes;
bi->bi_blocks = bytes * GFS2_NBBY;
/* header block */
} else if (x == 0) {
bytes = sdp->sd_sb.sb_bsize - sizeof(struct gfs2_rgrp);
bi->bi_offset = sizeof(struct gfs2_rgrp);
bi->bi_start = 0;
bi->bi_len = bytes;
bi->bi_bytes = bytes;
bi->bi_blocks = bytes * GFS2_NBBY;
/* last block */
} else if (x + 1 == length) {
bytes = bytes_left;
bi->bi_offset = sizeof(struct gfs2_meta_header);
bi->bi_start = rgd->rd_bitbytes - bytes_left;
bi->bi_len = bytes;
bi->bi_bytes = bytes;
bi->bi_blocks = bytes * GFS2_NBBY;
/* other blocks */
} else {
@ -802,7 +812,7 @@ static int compute_bitstructs(struct gfs2_rgrpd *rgd)
sizeof(struct gfs2_meta_header);
bi->bi_offset = sizeof(struct gfs2_meta_header);
bi->bi_start = rgd->rd_bitbytes - bytes_left;
bi->bi_len = bytes;
bi->bi_bytes = bytes;
bi->bi_blocks = bytes * GFS2_NBBY;
}
@ -814,11 +824,11 @@ static int compute_bitstructs(struct gfs2_rgrpd *rgd)
return -EIO;
}
bi = rgd->rd_bits + (length - 1);
if ((bi->bi_start + bi->bi_len) * GFS2_NBBY != rgd->rd_data) {
if ((bi->bi_start + bi->bi_bytes) * GFS2_NBBY != rgd->rd_data) {
if (gfs2_consist_rgrpd(rgd)) {
gfs2_rindex_print(rgd);
fs_err(sdp, "start=%u len=%u offset=%u\n",
bi->bi_start, bi->bi_len, bi->bi_offset);
bi->bi_start, bi->bi_bytes, bi->bi_offset);
}
return -EIO;
}
@ -1103,12 +1113,35 @@ static int gfs2_rgrp_lvb_valid(struct gfs2_rgrpd *rgd)
{
struct gfs2_rgrp_lvb *rgl = rgd->rd_rgl;
struct gfs2_rgrp *str = (struct gfs2_rgrp *)rgd->rd_bits[0].bi_bh->b_data;
int valid = 1;
if (rgl->rl_flags != str->rg_flags || rgl->rl_free != str->rg_free ||
rgl->rl_dinodes != str->rg_dinodes ||
rgl->rl_igeneration != str->rg_igeneration)
return 0;
return 1;
if (rgl->rl_flags != str->rg_flags) {
printk(KERN_WARNING "GFS2: rgd: %llu lvb flag mismatch %u/%u",
(unsigned long long)rgd->rd_addr,
be32_to_cpu(rgl->rl_flags), be32_to_cpu(str->rg_flags));
valid = 0;
}
if (rgl->rl_free != str->rg_free) {
printk(KERN_WARNING "GFS2: rgd: %llu lvb free mismatch %u/%u",
(unsigned long long)rgd->rd_addr,
be32_to_cpu(rgl->rl_free), be32_to_cpu(str->rg_free));
valid = 0;
}
if (rgl->rl_dinodes != str->rg_dinodes) {
printk(KERN_WARNING "GFS2: rgd: %llu lvb dinode mismatch %u/%u",
(unsigned long long)rgd->rd_addr,
be32_to_cpu(rgl->rl_dinodes),
be32_to_cpu(str->rg_dinodes));
valid = 0;
}
if (rgl->rl_igeneration != str->rg_igeneration) {
printk(KERN_WARNING "GFS2: rgd: %llu lvb igen mismatch "
"%llu/%llu", (unsigned long long)rgd->rd_addr,
(unsigned long long)be64_to_cpu(rgl->rl_igeneration),
(unsigned long long)be64_to_cpu(str->rg_igeneration));
valid = 0;
}
return valid;
}
static u32 count_unlinked(struct gfs2_rgrpd *rgd)
@ -1122,8 +1155,8 @@ static u32 count_unlinked(struct gfs2_rgrpd *rgd)
goal = 0;
buffer = bi->bi_bh->b_data + bi->bi_offset;
WARN_ON(!buffer_uptodate(bi->bi_bh));
while (goal < bi->bi_len * GFS2_NBBY) {
goal = gfs2_bitfit(buffer, bi->bi_len, goal,
while (goal < bi->bi_blocks) {
goal = gfs2_bitfit(buffer, bi->bi_bytes, goal,
GFS2_BLKST_UNLINKED);
if (goal == BFITNOENT)
break;
@ -1226,7 +1259,7 @@ static int update_rgrp_lvb(struct gfs2_rgrpd *rgd)
rl_flags = be32_to_cpu(rgd->rd_rgl->rl_flags);
rl_flags &= ~GFS2_RDF_MASK;
rgd->rd_flags &= GFS2_RDF_MASK;
rgd->rd_flags |= (rl_flags | GFS2_RDF_UPTODATE | GFS2_RDF_CHECK);
rgd->rd_flags |= (rl_flags | GFS2_RDF_CHECK);
if (rgd->rd_rgl->rl_unlinked == 0)
rgd->rd_flags &= ~GFS2_RDF_CHECK;
rgd->rd_free = be32_to_cpu(rgd->rd_rgl->rl_free);
@ -1295,7 +1328,7 @@ int gfs2_rgrp_send_discards(struct gfs2_sbd *sdp, u64 offset,
u32 trimmed = 0;
u8 diff;
for (x = 0; x < bi->bi_len; x++) {
for (x = 0; x < bi->bi_bytes; x++) {
const u8 *clone = bi->bi_clone ? bi->bi_clone : bi->bi_bh->b_data;
clone += bi->bi_offset;
clone += x;
@ -1541,8 +1574,8 @@ static void rg_mblk_search(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip,
if (S_ISDIR(inode->i_mode))
extlen = 1;
else {
extlen = max_t(u32, atomic_read(&rs->rs_sizehint), ap->target);
extlen = clamp(extlen, RGRP_RSRV_MINBLKS, free_blocks);
extlen = max_t(u32, atomic_read(&ip->i_sizehint), ap->target);
extlen = clamp(extlen, (u32)RGRP_RSRV_MINBLKS, free_blocks);
}
if ((rgd->rd_free_clone < rgd->rd_reserved) || (free_blocks < extlen))
return;
@ -1728,7 +1761,7 @@ static int gfs2_rbm_find(struct gfs2_rbm *rbm, u8 state, u32 *minext,
if (state != GFS2_BLKST_UNLINKED && bi->bi_clone)
buffer = bi->bi_clone + bi->bi_offset;
initial_offset = rbm->offset;
offset = gfs2_bitfit(buffer, bi->bi_len, rbm->offset, state);
offset = gfs2_bitfit(buffer, bi->bi_bytes, rbm->offset, state);
if (offset == BFITNOENT)
goto bitmap_full;
rbm->offset = offset;
@ -1999,7 +2032,7 @@ static inline int fast_to_acquire(struct gfs2_rgrpd *rgd)
* We try our best to find an rgrp that has at least ap->target blocks
* available. After a couple of passes (loops == 2), the prospects of finding
* such an rgrp diminish. At this stage, we return the first rgrp that has
* atleast ap->min_target blocks available. Either way, we set ap->allowed to
* at least ap->min_target blocks available. Either way, we set ap->allowed to
* the number of blocks available in the chosen rgrp.
*
* Returns: 0 on success,
@ -2053,7 +2086,7 @@ int gfs2_inplace_reserve(struct gfs2_inode *ip, struct gfs2_alloc_parms *ap)
}
error = gfs2_glock_nq_init(rs->rs_rbm.rgd->rd_gl,
LM_ST_EXCLUSIVE, flags,
&rs->rs_rgd_gh);
&ip->i_rgd_gh);
if (unlikely(error))
return error;
if (!gfs2_rs_active(rs) && (loops < 2) &&
@ -2062,13 +2095,13 @@ int gfs2_inplace_reserve(struct gfs2_inode *ip, struct gfs2_alloc_parms *ap)
if (sdp->sd_args.ar_rgrplvb) {
error = update_rgrp_lvb(rs->rs_rbm.rgd);
if (unlikely(error)) {
gfs2_glock_dq_uninit(&rs->rs_rgd_gh);
gfs2_glock_dq_uninit(&ip->i_rgd_gh);
return error;
}
}
}
/* Skip unuseable resource groups */
/* Skip unusable resource groups */
if ((rs->rs_rbm.rgd->rd_flags & (GFS2_RGF_NOALLOC |
GFS2_RDF_ERROR)) ||
(loops == 0 && ap->target > rs->rs_rbm.rgd->rd_extfail_pt))
@ -2105,7 +2138,7 @@ skip_rgrp:
/* Unlock rgrp if required */
if (!rg_locked)
gfs2_glock_dq_uninit(&rs->rs_rgd_gh);
gfs2_glock_dq_uninit(&ip->i_rgd_gh);
next_rgrp:
/* Find the next rgrp, and continue looking */
if (gfs2_select_rgrp(&rs->rs_rbm.rgd, begin))
@ -2142,10 +2175,8 @@ next_rgrp:
void gfs2_inplace_release(struct gfs2_inode *ip)
{
struct gfs2_blkreserv *rs = &ip->i_res;
if (gfs2_holder_initialized(&rs->rs_rgd_gh))
gfs2_glock_dq_uninit(&rs->rs_rgd_gh);
if (gfs2_holder_initialized(&ip->i_rgd_gh))
gfs2_glock_dq_uninit(&ip->i_rgd_gh);
}
/**
@ -2184,27 +2215,21 @@ static void gfs2_alloc_extent(const struct gfs2_rbm *rbm, bool dinode,
/**
* rgblk_free - Change alloc state of given block(s)
* @sdp: the filesystem
* @rgd: the resource group the blocks are in
* @bstart: the start of a run of blocks to free
* @blen: the length of the block run (all must lie within ONE RG!)
* @new_state: GFS2_BLKST_XXX the after-allocation block state
*
* Returns: Resource group containing the block(s)
*/
static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd *sdp, u64 bstart,
u32 blen, unsigned char new_state)
static void rgblk_free(struct gfs2_sbd *sdp, struct gfs2_rgrpd *rgd,
u64 bstart, u32 blen, unsigned char new_state)
{
struct gfs2_rbm rbm;
struct gfs2_bitmap *bi, *bi_prev = NULL;
rbm.rgd = gfs2_blk2rgrpd(sdp, bstart, 1);
if (!rbm.rgd) {
if (gfs2_consist(sdp))
fs_err(sdp, "block = %llu\n", (unsigned long long)bstart);
return NULL;
}
gfs2_rbm_from_block(&rbm, bstart);
rbm.rgd = rgd;
if (WARN_ON_ONCE(gfs2_rbm_from_block(&rbm, bstart)))
return;
while (blen--) {
bi = rbm_bi(&rbm);
if (bi != bi_prev) {
@ -2213,7 +2238,7 @@ static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd *sdp, u64 bstart,
GFP_NOFS | __GFP_NOFAIL);
memcpy(bi->bi_clone + bi->bi_offset,
bi->bi_bh->b_data + bi->bi_offset,
bi->bi_len);
bi->bi_bytes);
}
gfs2_trans_add_meta(rbm.rgd->rd_gl, bi->bi_bh);
bi_prev = bi;
@ -2221,8 +2246,6 @@ static struct gfs2_rgrpd *rgblk_free(struct gfs2_sbd *sdp, u64 bstart,
gfs2_setbit(&rbm, false, new_state);
gfs2_rbm_incr(&rbm);
}
return rbm.rgd;
}
/**
@ -2244,6 +2267,14 @@ void gfs2_rgrp_dump(struct seq_file *seq, const struct gfs2_glock *gl)
(unsigned long long)rgd->rd_addr, rgd->rd_flags,
rgd->rd_free, rgd->rd_free_clone, rgd->rd_dinodes,
rgd->rd_reserved, rgd->rd_extfail_pt);
if (rgd->rd_sbd->sd_args.ar_rgrplvb) {
struct gfs2_rgrp_lvb *rgl = rgd->rd_rgl;
gfs2_print_dbg(seq, " L: f:%02x b:%u i:%u\n",
be32_to_cpu(rgl->rl_flags),
be32_to_cpu(rgl->rl_free),
be32_to_cpu(rgl->rl_dinodes));
}
spin_lock(&rgd->rd_rsspin);
for (n = rb_first(&rgd->rd_rstree); n; n = rb_next(&trs->rs_node)) {
trs = rb_entry(n, struct gfs2_blkreserv, rs_node);
@ -2295,7 +2326,7 @@ static void gfs2_adjust_reservation(struct gfs2_inode *ip,
goto out;
/* We used up our block reservation, so we should
reserve more blocks next time. */
atomic_add(RGRP_RSRV_ADDBLKS, &rs->rs_sizehint);
atomic_add(RGRP_RSRV_ADDBLKS, &ip->i_sizehint);
}
__rs_deltree(rs);
}
@ -2329,7 +2360,10 @@ static void gfs2_set_alloc_start(struct gfs2_rbm *rbm,
else
goal = rbm->rgd->rd_last_alloc + rbm->rgd->rd_data0;
gfs2_rbm_from_block(rbm, goal);
if (WARN_ON_ONCE(gfs2_rbm_from_block(rbm, goal))) {
rbm->bii = 0;
rbm->offset = 0;
}
}
/**
@ -2392,7 +2426,7 @@ int gfs2_alloc_blocks(struct gfs2_inode *ip, u64 *bn, unsigned int *nblocks,
}
}
if (rbm.rgd->rd_free < *nblocks) {
pr_warn("nblocks=%u\n", *nblocks);
fs_warn(sdp, "nblocks=%u\n", *nblocks);
goto rgrp_error;
}
@ -2427,20 +2461,19 @@ rgrp_error:
/**
* __gfs2_free_blocks - free a contiguous run of block(s)
* @ip: the inode these blocks are being freed from
* @rgd: the resource group the blocks are in
* @bstart: first block of a run of contiguous blocks
* @blen: the length of the block run
* @meta: 1 if the blocks represent metadata
*
*/
void __gfs2_free_blocks(struct gfs2_inode *ip, u64 bstart, u32 blen, int meta)
void __gfs2_free_blocks(struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,
u64 bstart, u32 blen, int meta)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
struct gfs2_rgrpd *rgd;
rgd = rgblk_free(sdp, bstart, blen, GFS2_BLKST_FREE);
if (!rgd)
return;
rgblk_free(sdp, rgd, bstart, blen, GFS2_BLKST_FREE);
trace_gfs2_block_alloc(ip, rgd, bstart, blen, GFS2_BLKST_FREE);
rgd->rd_free += blen;
rgd->rd_flags &= ~GFS2_RGF_TRIMMED;
@ -2455,16 +2488,18 @@ void __gfs2_free_blocks(struct gfs2_inode *ip, u64 bstart, u32 blen, int meta)
/**
* gfs2_free_meta - free a contiguous run of data block(s)
* @ip: the inode these blocks are being freed from
* @rgd: the resource group the blocks are in
* @bstart: first block of a run of contiguous blocks
* @blen: the length of the block run
*
*/
void gfs2_free_meta(struct gfs2_inode *ip, u64 bstart, u32 blen)
void gfs2_free_meta(struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,
u64 bstart, u32 blen)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
__gfs2_free_blocks(ip, bstart, blen, 1);
__gfs2_free_blocks(ip, rgd, bstart, blen, 1);
gfs2_statfs_change(sdp, 0, +blen, 0);
gfs2_quota_change(ip, -(s64)blen, ip->i_inode.i_uid, ip->i_inode.i_gid);
}
@ -2476,9 +2511,10 @@ void gfs2_unlink_di(struct inode *inode)
struct gfs2_rgrpd *rgd;
u64 blkno = ip->i_no_addr;
rgd = rgblk_free(sdp, blkno, 1, GFS2_BLKST_UNLINKED);
rgd = gfs2_blk2rgrpd(sdp, blkno, true);
if (!rgd)
return;
rgblk_free(sdp, rgd, blkno, 1, GFS2_BLKST_UNLINKED);
trace_gfs2_block_alloc(ip, rgd, blkno, 1, GFS2_BLKST_UNLINKED);
gfs2_trans_add_meta(rgd->rd_gl, rgd->rd_bits[0].bi_bh);
gfs2_rgrp_out(rgd, rgd->rd_bits[0].bi_bh->b_data);
@ -2488,13 +2524,8 @@ void gfs2_unlink_di(struct inode *inode)
void gfs2_free_di(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip)
{
struct gfs2_sbd *sdp = rgd->rd_sbd;
struct gfs2_rgrpd *tmp_rgd;
tmp_rgd = rgblk_free(sdp, ip->i_no_addr, 1, GFS2_BLKST_FREE);
if (!tmp_rgd)
return;
gfs2_assert_withdraw(sdp, rgd == tmp_rgd);
rgblk_free(sdp, rgd, ip->i_no_addr, 1, GFS2_BLKST_FREE);
if (!rgd->rd_dinodes)
gfs2_consist_rgrpd(rgd);
rgd->rd_dinodes--;
@ -2538,7 +2569,8 @@ int gfs2_check_blk_type(struct gfs2_sbd *sdp, u64 no_addr, unsigned int type)
rbm.rgd = rgd;
error = gfs2_rbm_from_block(&rbm, no_addr);
WARN_ON_ONCE(error != 0);
if (WARN_ON_ONCE(error))
goto fail;
if (gfs2_testbit(&rbm, false) != type)
error = -ESTALE;
@ -2624,13 +2656,12 @@ void gfs2_rlist_add(struct gfs2_inode *ip, struct gfs2_rgrp_list *rlist,
* gfs2_rlist_alloc - all RGs have been added to the rlist, now allocate
* and initialize an array of glock holders for them
* @rlist: the list of resource groups
* @state: the lock state to acquire the RG lock in
*
* FIXME: Don't use NOFAIL
*
*/
void gfs2_rlist_alloc(struct gfs2_rgrp_list *rlist, unsigned int state)
void gfs2_rlist_alloc(struct gfs2_rgrp_list *rlist)
{
unsigned int x;
@ -2639,7 +2670,7 @@ void gfs2_rlist_alloc(struct gfs2_rgrp_list *rlist, unsigned int state)
GFP_NOFS | __GFP_NOFAIL);
for (x = 0; x < rlist->rl_rgrps; x++)
gfs2_holder_init(rlist->rl_rgd[x]->rd_gl,
state, 0,
LM_ST_EXCLUSIVE, 0,
&rlist->rl_ghs[x]);
}

11
fs/gfs2/rgrp.h
View File

@ -18,8 +18,7 @@
* By reserving 32 blocks at a time, we can optimize / shortcut how we search
* through the bitmaps by looking a word at a time.
*/
#define RGRP_RSRV_MINBYTES 8
#define RGRP_RSRV_MINBLKS ((u32)(RGRP_RSRV_MINBYTES * GFS2_NBBY))
#define RGRP_RSRV_MINBLKS 32
#define RGRP_RSRV_ADDBLKS 64
struct gfs2_rgrpd;
@ -52,8 +51,10 @@ extern int gfs2_alloc_blocks(struct gfs2_inode *ip, u64 *bn, unsigned int *n,
extern int gfs2_rsqa_alloc(struct gfs2_inode *ip);
extern void gfs2_rs_deltree(struct gfs2_blkreserv *rs);
extern void gfs2_rsqa_delete(struct gfs2_inode *ip, atomic_t *wcount);
extern void __gfs2_free_blocks(struct gfs2_inode *ip, u64 bstart, u32 blen, int meta);
extern void gfs2_free_meta(struct gfs2_inode *ip, u64 bstart, u32 blen);
extern void __gfs2_free_blocks(struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,
u64 bstart, u32 blen, int meta);
extern void gfs2_free_meta(struct gfs2_inode *ip, struct gfs2_rgrpd *rgd,
u64 bstart, u32 blen);
extern void gfs2_free_di(struct gfs2_rgrpd *rgd, struct gfs2_inode *ip);
extern void gfs2_unlink_di(struct inode *inode);
extern int gfs2_check_blk_type(struct gfs2_sbd *sdp, u64 no_addr,
@ -68,7 +69,7 @@ struct gfs2_rgrp_list {
extern void gfs2_rlist_add(struct gfs2_inode *ip, struct gfs2_rgrp_list *rlist,
u64 block);
extern void gfs2_rlist_alloc(struct gfs2_rgrp_list *rlist, unsigned int state);
extern void gfs2_rlist_alloc(struct gfs2_rgrp_list *rlist);
extern void gfs2_rlist_free(struct gfs2_rgrp_list *rlist);
extern u64 gfs2_ri_total(struct gfs2_sbd *sdp);
extern void gfs2_rgrp_dump(struct seq_file *seq, const struct gfs2_glock *gl);

4
fs/gfs2/super.c
View File

@ -854,10 +854,10 @@ static int gfs2_make_fs_ro(struct gfs2_sbd *sdp)
if (error && !test_bit(SDF_SHUTDOWN, &sdp->sd_flags))
return error;
flush_workqueue(gfs2_delete_workqueue);
kthread_stop(sdp->sd_quotad_process);
kthread_stop(sdp->sd_logd_process);
flush_workqueue(gfs2_delete_workqueue);
gfs2_quota_sync(sdp->sd_vfs, 0);
gfs2_statfs_sync(sdp->sd_vfs, 0);
@ -971,7 +971,7 @@ void gfs2_freeze_func(struct work_struct *work)
error = gfs2_glock_nq_init(sdp->sd_freeze_gl, LM_ST_SHARED, 0,
&freeze_gh);
if (error) {
printk(KERN_INFO "GFS2: couln't get freeze lock : %d\n", error);
printk(KERN_INFO "GFS2: couldn't get freeze lock : %d\n", error);
gfs2_assert_withdraw(sdp, 0);
}
else {

15
fs/gfs2/trans.c
View File

@ -74,13 +74,13 @@ fail:
return error;
}
static void gfs2_print_trans(const struct gfs2_trans *tr)
static void gfs2_print_trans(struct gfs2_sbd *sdp, const struct gfs2_trans *tr)
{
pr_warn("Transaction created at: %pSR\n", (void *)tr->tr_ip);
pr_warn("blocks=%u revokes=%u reserved=%u touched=%u\n",
fs_warn(sdp, "Transaction created at: %pSR\n", (void *)tr->tr_ip);
fs_warn(sdp, "blocks=%u revokes=%u reserved=%u touched=%u\n",
tr->tr_blocks, tr->tr_revokes, tr->tr_reserved,
test_bit(TR_TOUCHED, &tr->tr_flags));
pr_warn("Buf %u/%u Databuf %u/%u Revoke %u/%u\n",
fs_warn(sdp, "Buf %u/%u Databuf %u/%u Revoke %u/%u\n",
tr->tr_num_buf_new, tr->tr_num_buf_rm,
tr->tr_num_databuf_new, tr->tr_num_databuf_rm,
tr->tr_num_revoke, tr->tr_num_revoke_rm);
@ -109,7 +109,7 @@ void gfs2_trans_end(struct gfs2_sbd *sdp)
if (gfs2_assert_withdraw(sdp, (nbuf <= tr->tr_blocks) &&
(tr->tr_num_revoke <= tr->tr_revokes)))
gfs2_print_trans(tr);
gfs2_print_trans(sdp, tr);
gfs2_log_commit(sdp, tr);
if (alloced && !test_bit(TR_ATTACHED, &tr->tr_flags))
@ -225,12 +225,13 @@ void gfs2_trans_add_meta(struct gfs2_glock *gl, struct buffer_head *bh)
set_bit(GLF_DIRTY, &bd->bd_gl->gl_flags);
mh = (struct gfs2_meta_header *)bd->bd_bh->b_data;
if (unlikely(mh->mh_magic != cpu_to_be32(GFS2_MAGIC))) {
pr_err("Attempting to add uninitialised block to journal (inplace block=%lld)\n",
fs_err(sdp, "Attempting to add uninitialised block to "
"journal (inplace block=%lld)\n",
(unsigned long long)bd->bd_bh->b_blocknr);
BUG();
}
if (unlikely(state == SFS_FROZEN)) {
printk(KERN_INFO "GFS2:adding buf while frozen\n");
fs_info(sdp, "GFS2:adding buf while frozen\n");
gfs2_assert_withdraw(sdp, 0);
}
gfs2_pin(sdp, bd->bd_bh);

16
fs/gfs2/util.c
View File

@ -19,6 +19,7 @@
#include "gfs2.h"
#include "incore.h"
#include "glock.h"
#include "rgrp.h"
#include "util.h"
struct kmem_cache *gfs2_glock_cachep __read_mostly;
@ -181,6 +182,8 @@ int gfs2_consist_rgrpd_i(struct gfs2_rgrpd *rgd, int cluster_wide,
{
struct gfs2_sbd *sdp = rgd->rd_sbd;
int rv;
gfs2_rgrp_dump(NULL, rgd->rd_gl);
rv = gfs2_lm_withdraw(sdp,
"fatal: filesystem consistency error\n"
" RG = %llu\n"
@ -256,12 +259,13 @@ void gfs2_io_error_bh_i(struct gfs2_sbd *sdp, struct buffer_head *bh,
const char *function, char *file, unsigned int line,
bool withdraw)
{
fs_err(sdp,
"fatal: I/O error\n"
" block = %llu\n"
" function = %s, file = %s, line = %u\n",
(unsigned long long)bh->b_blocknr,
function, file, line);
if (!test_bit(SDF_SHUTDOWN, &sdp->sd_flags))
fs_err(sdp,
"fatal: I/O error\n"
" block = %llu\n"
" function = %s, file = %s, line = %u\n",
(unsigned long long)bh->b_blocknr,
function, file, line);
if (withdraw)
gfs2_lm_withdraw(sdp, NULL);
}

2
fs/gfs2/util.h
View File

@ -86,7 +86,7 @@ static inline int gfs2_meta_check(struct gfs2_sbd *sdp,
struct gfs2_meta_header *mh = (struct gfs2_meta_header *)bh->b_data;
u32 magic = be32_to_cpu(mh->mh_magic);
if (unlikely(magic != GFS2_MAGIC)) {
pr_err("Magic number missing at %llu\n",
fs_err(sdp, "Magic number missing at %llu\n",
(unsigned long long)bh->b_blocknr);
return -EIO;
}

18
fs/gfs2/xattr.c
View File

@ -283,7 +283,7 @@ static int ea_dealloc_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh,
blen++;
else {
if (bstart)
gfs2_free_meta(ip, bstart, blen);
gfs2_free_meta(ip, rgd, bstart, blen);
bstart = bn;
blen = 1;
}
@ -292,7 +292,7 @@ static int ea_dealloc_unstuffed(struct gfs2_inode *ip, struct buffer_head *bh,
gfs2_add_inode_blocks(&ip->i_inode, -1);
}
if (bstart)
gfs2_free_meta(ip, bstart, blen);
gfs2_free_meta(ip, rgd, bstart, blen);
if (prev && !leave) {
u32 len;
@ -1250,6 +1250,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
{
struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);
struct gfs2_rgrp_list rlist;
struct gfs2_rgrpd *rgd;
struct buffer_head *indbh, *dibh;
__be64 *eablk, *end;
unsigned int rg_blocks = 0;
@ -1299,11 +1300,10 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
else
goto out;
gfs2_rlist_alloc(&rlist, LM_ST_EXCLUSIVE);
gfs2_rlist_alloc(&rlist);
for (x = 0; x < rlist.rl_rgrps; x++) {
struct gfs2_rgrpd *rgd = gfs2_glock2rgrp(rlist.rl_ghs[x].gh_gl);
rgd = gfs2_glock2rgrp(rlist.rl_ghs[x].gh_gl);
rg_blocks += rgd->rd_length;
}
@ -1320,6 +1320,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
eablk = (__be64 *)(indbh->b_data + sizeof(struct gfs2_meta_header));
bstart = 0;
rgd = NULL;
blen = 0;
for (; eablk < end; eablk++) {
@ -1333,8 +1334,9 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
blen++;
else {
if (bstart)
gfs2_free_meta(ip, bstart, blen);
gfs2_free_meta(ip, rgd, bstart, blen);
bstart = bn;
rgd = gfs2_blk2rgrpd(sdp, bstart, true);
blen = 1;
}
@ -1342,7 +1344,7 @@ static int ea_dealloc_indirect(struct gfs2_inode *ip)
gfs2_add_inode_blocks(&ip->i_inode, -1);
}
if (bstart)
gfs2_free_meta(ip, bstart, blen);
gfs2_free_meta(ip, rgd, bstart, blen);
ip->i_diskflags &= ~GFS2_DIF_EA_INDIRECT;
@ -1391,7 +1393,7 @@ static int ea_dealloc_block(struct gfs2_inode *ip)
if (error)
goto out_gunlock;
gfs2_free_meta(ip, ip->i_eattr, 1);
gfs2_free_meta(ip, rgd, ip->i_eattr, 1);
ip->i_eattr = 0;
gfs2_add_inode_blocks(&ip->i_inode, -1);