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Diffstat (limited to 'fs/ocfs2/suballoc.c')
-rw-r--r--fs/ocfs2/suballoc.c107
1 files changed, 53 insertions, 54 deletions
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 2d722f1fbaa0..94342bd9800d 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -44,6 +44,7 @@
#include "super.h"
#include "sysfile.h"
#include "uptodate.h"
+#include "ocfs2_trace.h"
#include "buffer_head_io.h"
@@ -308,8 +309,8 @@ static int ocfs2_validate_group_descriptor(struct super_block *sb,
int rc;
struct ocfs2_group_desc *gd = (struct ocfs2_group_desc *)bh->b_data;
- mlog(0, "Validating group descriptor %llu\n",
- (unsigned long long)bh->b_blocknr);
+ trace_ocfs2_validate_group_descriptor(
+ (unsigned long long)bh->b_blocknr);
BUG_ON(!buffer_uptodate(bh));
@@ -476,8 +477,8 @@ ocfs2_block_group_alloc_contig(struct ocfs2_super *osb, handle_t *handle,
/* setup the group */
bg_blkno = ocfs2_clusters_to_blocks(osb->sb, bit_off);
- mlog(0, "new descriptor, record %u, at block %llu\n",
- alloc_rec, (unsigned long long)bg_blkno);
+ trace_ocfs2_block_group_alloc_contig(
+ (unsigned long long)bg_blkno, alloc_rec);
bg_bh = sb_getblk(osb->sb, bg_blkno);
if (!bg_bh) {
@@ -656,8 +657,8 @@ ocfs2_block_group_alloc_discontig(handle_t *handle,
/* setup the group */
bg_blkno = ocfs2_clusters_to_blocks(osb->sb, bit_off);
- mlog(0, "new descriptor, record %u, at block %llu\n",
- alloc_rec, (unsigned long long)bg_blkno);
+ trace_ocfs2_block_group_alloc_discontig(
+ (unsigned long long)bg_blkno, alloc_rec);
bg_bh = sb_getblk(osb->sb, bg_blkno);
if (!bg_bh) {
@@ -727,8 +728,8 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
}
if (last_alloc_group && *last_alloc_group != 0) {
- mlog(0, "use old allocation group %llu for block group alloc\n",
- (unsigned long long)*last_alloc_group);
+ trace_ocfs2_block_group_alloc(
+ (unsigned long long)*last_alloc_group);
ac->ac_last_group = *last_alloc_group;
}
@@ -851,16 +852,15 @@ static int ocfs2_reserve_suballoc_bits(struct ocfs2_super *osb,
if (bits_wanted > free_bits) {
/* cluster bitmap never grows */
if (ocfs2_is_cluster_bitmap(alloc_inode)) {
- mlog(0, "Disk Full: wanted=%u, free_bits=%u\n",
- bits_wanted, free_bits);
+ trace_ocfs2_reserve_suballoc_bits_nospc(bits_wanted,
+ free_bits);
status = -ENOSPC;
goto bail;
}
if (!(flags & ALLOC_NEW_GROUP)) {
- mlog(0, "Alloc File %u Full: wanted=%u, free_bits=%u, "
- "and we don't alloc a new group for it.\n",
- slot, bits_wanted, free_bits);
+ trace_ocfs2_reserve_suballoc_bits_no_new_group(
+ slot, bits_wanted, free_bits);
status = -ENOSPC;
goto bail;
}
@@ -1117,8 +1117,8 @@ int ocfs2_reserve_new_inode(struct ocfs2_super *osb,
spin_lock(&osb->osb_lock);
osb->osb_inode_alloc_group = alloc_group;
spin_unlock(&osb->osb_lock);
- mlog(0, "after reservation, new allocation group is "
- "%llu\n", (unsigned long long)alloc_group);
+ trace_ocfs2_reserve_new_inode_new_group(
+ (unsigned long long)alloc_group);
/*
* Some inodes must be freed by us, so try to allocate
@@ -1360,8 +1360,7 @@ static inline int ocfs2_block_group_set_bits(handle_t *handle,
BUG_ON(!OCFS2_IS_VALID_GROUP_DESC(bg));
BUG_ON(le16_to_cpu(bg->bg_free_bits_count) < num_bits);
- mlog(0, "block_group_set_bits: off = %u, num = %u\n", bit_off,
- num_bits);
+ trace_ocfs2_block_group_set_bits(bit_off, num_bits);
if (ocfs2_is_cluster_bitmap(alloc_inode))
journal_type = OCFS2_JOURNAL_ACCESS_UNDO;
@@ -1434,10 +1433,10 @@ static int ocfs2_relink_block_group(handle_t *handle,
BUG_ON(!OCFS2_IS_VALID_GROUP_DESC(bg));
BUG_ON(!OCFS2_IS_VALID_GROUP_DESC(prev_bg));
- mlog(0, "Suballoc %llu, chain %u, move group %llu to top, prev = %llu\n",
- (unsigned long long)le64_to_cpu(fe->i_blkno), chain,
- (unsigned long long)le64_to_cpu(bg->bg_blkno),
- (unsigned long long)le64_to_cpu(prev_bg->bg_blkno));
+ trace_ocfs2_relink_block_group(
+ (unsigned long long)le64_to_cpu(fe->i_blkno), chain,
+ (unsigned long long)le64_to_cpu(bg->bg_blkno),
+ (unsigned long long)le64_to_cpu(prev_bg->bg_blkno));
fe_ptr = le64_to_cpu(fe->id2.i_chain.cl_recs[chain].c_blkno);
bg_ptr = le64_to_cpu(bg->bg_next_group);
@@ -1523,10 +1522,10 @@ static int ocfs2_cluster_group_search(struct inode *inode,
if ((gd_cluster_off + max_bits) >
OCFS2_I(inode)->ip_clusters) {
max_bits = OCFS2_I(inode)->ip_clusters - gd_cluster_off;
- mlog(0, "Desc %llu, bg_bits %u, clusters %u, use %u\n",
- (unsigned long long)le64_to_cpu(gd->bg_blkno),
- le16_to_cpu(gd->bg_bits),
- OCFS2_I(inode)->ip_clusters, max_bits);
+ trace_ocfs2_cluster_group_search_wrong_max_bits(
+ (unsigned long long)le64_to_cpu(gd->bg_blkno),
+ le16_to_cpu(gd->bg_bits),
+ OCFS2_I(inode)->ip_clusters, max_bits);
}
ret = ocfs2_block_group_find_clear_bits(OCFS2_SB(inode->i_sb),
@@ -1540,9 +1539,9 @@ static int ocfs2_cluster_group_search(struct inode *inode,
gd_cluster_off +
res->sr_bit_offset +
res->sr_bits);
- mlog(0, "Checking %llu against %llu\n",
- (unsigned long long)blkoff,
- (unsigned long long)max_block);
+ trace_ocfs2_cluster_group_search_max_block(
+ (unsigned long long)blkoff,
+ (unsigned long long)max_block);
if (blkoff > max_block)
return -ENOSPC;
}
@@ -1586,9 +1585,9 @@ static int ocfs2_block_group_search(struct inode *inode,
if (!ret && max_block) {
blkoff = le64_to_cpu(bg->bg_blkno) +
res->sr_bit_offset + res->sr_bits;
- mlog(0, "Checking %llu against %llu\n",
- (unsigned long long)blkoff,
- (unsigned long long)max_block);
+ trace_ocfs2_block_group_search_max_block(
+ (unsigned long long)blkoff,
+ (unsigned long long)max_block);
if (blkoff > max_block)
ret = -ENOSPC;
}
@@ -1754,9 +1753,9 @@ static int ocfs2_search_chain(struct ocfs2_alloc_context *ac,
struct ocfs2_group_desc *bg;
chain = ac->ac_chain;
- mlog(0, "trying to alloc %u bits from chain %u, inode %llu\n",
- bits_wanted, chain,
- (unsigned long long)OCFS2_I(alloc_inode)->ip_blkno);
+ trace_ocfs2_search_chain_begin(
+ (unsigned long long)OCFS2_I(alloc_inode)->ip_blkno,
+ bits_wanted, chain);
status = ocfs2_read_group_descriptor(alloc_inode, fe,
le64_to_cpu(cl->cl_recs[chain].c_blkno),
@@ -1797,8 +1796,8 @@ static int ocfs2_search_chain(struct ocfs2_alloc_context *ac,
goto bail;
}
- mlog(0, "alloc succeeds: we give %u bits from block group %llu\n",
- res->sr_bits, (unsigned long long)le64_to_cpu(bg->bg_blkno));
+ trace_ocfs2_search_chain_succ(
+ (unsigned long long)le64_to_cpu(bg->bg_blkno), res->sr_bits);
res->sr_bg_blkno = le64_to_cpu(bg->bg_blkno);
@@ -1859,8 +1858,9 @@ static int ocfs2_search_chain(struct ocfs2_alloc_context *ac,
goto bail;
}
- mlog(0, "Allocated %u bits from suballocator %llu\n", res->sr_bits,
- (unsigned long long)le64_to_cpu(fe->i_blkno));
+ trace_ocfs2_search_chain_end(
+ (unsigned long long)le64_to_cpu(fe->i_blkno),
+ res->sr_bits);
out_loc_only:
*bits_left = le16_to_cpu(bg->bg_free_bits_count);
@@ -1942,8 +1942,7 @@ static int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *ac,
goto bail;
}
- mlog(0, "Search of victim chain %u came up with nothing, "
- "trying all chains now.\n", victim);
+ trace_ocfs2_claim_suballoc_bits(victim);
/* If we didn't pick a good victim, then just default to
* searching each chain in order. Don't allow chain relinking
@@ -2171,8 +2170,8 @@ int ocfs2_claim_new_inode_at_loc(handle_t *handle,
goto out;
}
- mlog(0, "Allocated %u bits from suballocator %llu\n", res->sr_bits,
- (unsigned long long)di_blkno);
+ trace_ocfs2_claim_new_inode_at_loc((unsigned long long)di_blkno,
+ res->sr_bits);
atomic_inc(&OCFS2_SB(ac->ac_inode->i_sb)->alloc_stats.bg_allocs);
@@ -2393,7 +2392,7 @@ static int ocfs2_block_group_clear_bits(handle_t *handle,
* ocfs2_read_group_descriptor(). Any corruption is a code bug. */
BUG_ON(!OCFS2_IS_VALID_GROUP_DESC(bg));
- mlog(0, "off = %u, num = %u\n", bit_off, num_bits);
+ trace_ocfs2_block_group_clear_bits(bit_off, num_bits);
BUG_ON(undo_fn && !ocfs2_is_cluster_bitmap(alloc_inode));
status = ocfs2_journal_access_gd(handle, INODE_CACHE(alloc_inode),
@@ -2466,9 +2465,10 @@ static int _ocfs2_free_suballoc_bits(handle_t *handle,
BUG_ON(!OCFS2_IS_VALID_DINODE(fe));
BUG_ON((count + start_bit) > ocfs2_bits_per_group(cl));
- mlog(0, "%llu: freeing %u bits from group %llu, starting at %u\n",
- (unsigned long long)OCFS2_I(alloc_inode)->ip_blkno, count,
- (unsigned long long)bg_blkno, start_bit);
+ trace_ocfs2_free_suballoc_bits(
+ (unsigned long long)OCFS2_I(alloc_inode)->ip_blkno,
+ (unsigned long long)bg_blkno,
+ start_bit, count);
status = ocfs2_read_group_descriptor(alloc_inode, fe, bg_blkno,
&group_bh);
@@ -2560,10 +2560,9 @@ static int _ocfs2_free_clusters(handle_t *handle,
ocfs2_block_to_cluster_group(bitmap_inode, start_blk, &bg_blkno,
&bg_start_bit);
- mlog(0, "want to free %u clusters starting at block %llu\n",
- num_clusters, (unsigned long long)start_blk);
- mlog(0, "bg_blkno = %llu, bg_start_bit = %u\n",
- (unsigned long long)bg_blkno, bg_start_bit);
+ trace_ocfs2_free_clusters((unsigned long long)bg_blkno,
+ (unsigned long long)start_blk,
+ bg_start_bit, num_clusters);
status = _ocfs2_free_suballoc_bits(handle, bitmap_inode, bitmap_bh,
bg_start_bit, bg_blkno,
@@ -2748,7 +2747,7 @@ static int ocfs2_get_suballoc_slot_bit(struct ocfs2_super *osb, u64 blkno,
struct buffer_head *inode_bh = NULL;
struct ocfs2_dinode *inode_fe;
- mlog(0, "blkno: %llu\n", (unsigned long long)blkno);
+ trace_ocfs2_get_suballoc_slot_bit((unsigned long long)blkno);
/* dirty read disk */
status = ocfs2_read_blocks_sync(osb, blkno, 1, &inode_bh);
@@ -2809,8 +2808,8 @@ static int ocfs2_test_suballoc_bit(struct ocfs2_super *osb,
u64 bg_blkno;
int status;
- mlog(0, "blkno: %llu bit: %u\n", (unsigned long long)blkno,
- (unsigned int)bit);
+ trace_ocfs2_test_suballoc_bit((unsigned long long)blkno,
+ (unsigned int)bit);
alloc_di = (struct ocfs2_dinode *)alloc_bh->b_data;
if ((bit + 1) > ocfs2_bits_per_group(&alloc_di->id2.i_chain)) {
@@ -2863,7 +2862,7 @@ int ocfs2_test_inode_bit(struct ocfs2_super *osb, u64 blkno, int *res)
struct inode *inode_alloc_inode;
struct buffer_head *alloc_bh = NULL;
- mlog(0, "blkno: %llu", (unsigned long long)blkno);
+ trace_ocfs2_test_inode_bit((unsigned long long)blkno);
status = ocfs2_get_suballoc_slot_bit(osb, blkno, &suballoc_slot,
&group_blkno, &suballoc_bit);