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ocfs2: Remove mlog(0) from fs/ocfs2/aops.c 

Remove all the "mlog(0," in fs/ocfs2/aops.c.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>
This commit is contained in:
Tao Ma 2011-02-22 21:33:59 +08:00
parent 198aac2838
commit 9558156bcf
2 changed files with 153 additions and 26 deletions
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55
fs/ocfs2/aops.c
View File

@ -29,7 +29,6 @@
#include <linux/mpage.h>
#include <linux/quotaops.h>
#define MLOG_MASK_PREFIX ML_FILE_IO
#include <cluster/masklog.h>
#include "ocfs2.h"
@ -45,6 +44,7 @@
#include "super.h"
#include "symlink.h"
#include "refcounttree.h"
#include "ocfs2_trace.h"
#include "buffer_head_io.h"
@ -59,8 +59,9 @@ static int ocfs2_symlink_get_block(struct inode *inode, sector_t iblock,
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
void *kaddr;
mlog(0, "(0x%p, %llu, 0x%p, %d)\n", inode,
(unsigned long long)iblock, bh_result, create);
trace_ocfs2_symlink_get_block(
(unsigned long long)OCFS2_I(inode)->ip_blkno,
(unsigned long long)iblock, bh_result, create);
BUG_ON(ocfs2_inode_is_fast_symlink(inode));
@ -135,8 +136,8 @@ int ocfs2_get_block(struct inode *inode, sector_t iblock,
u64 p_blkno, count, past_eof;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
mlog(0, "(0x%p, %llu, 0x%p, %d)\n", inode,
(unsigned long long)iblock, bh_result, create);
trace_ocfs2_get_block((unsigned long long)OCFS2_I(inode)->ip_blkno,
(unsigned long long)iblock, bh_result, create);
if (OCFS2_I(inode)->ip_flags & OCFS2_INODE_SYSTEM_FILE)
mlog(ML_NOTICE, "get_block on system inode 0x%p (%lu)\n",
@ -198,8 +199,9 @@ int ocfs2_get_block(struct inode *inode, sector_t iblock,
}
past_eof = ocfs2_blocks_for_bytes(inode->i_sb, i_size_read(inode));
mlog(0, "Inode %lu, past_eof = %llu\n", inode->i_ino,
(unsigned long long)past_eof);
trace_ocfs2_get_block_end((unsigned long long)OCFS2_I(inode)->ip_blkno,
(unsigned long long)past_eof);
if (create && (iblock >= past_eof))
set_buffer_new(bh_result);
@ -276,7 +278,8 @@ static int ocfs2_readpage(struct file *file, struct page *page)
loff_t start = (loff_t)page->index << PAGE_CACHE_SHIFT;
int ret, unlock = 1;
mlog(0, "(0x%p, %lu)\n", file, (page ? page->index : 0));
trace_ocfs2_readpage((unsigned long long)oi->ip_blkno,
(page ? page->index : 0));
ret = ocfs2_inode_lock_with_page(inode, NULL, 0, page);
if (ret != 0) {
@ -393,13 +396,11 @@ out_unlock:
*/
static int ocfs2_writepage(struct page *page, struct writeback_control *wbc)
{
int ret;
trace_ocfs2_writepage(
(unsigned long long)OCFS2_I(page->mapping->host)->ip_blkno,
page->index);
mlog(0, "(0x%p)\n", page);
ret = block_write_full_page(page, ocfs2_get_block, wbc);
return ret;
return block_write_full_page(page, ocfs2_get_block, wbc);
}
/* Taken from ext3. We don't necessarily need the full blown
@ -445,7 +446,8 @@ static sector_t ocfs2_bmap(struct address_space *mapping, sector_t block)
int err = 0;
struct inode *inode = mapping->host;
mlog(0, "(block = %llu)\n", (unsigned long long)block);
trace_ocfs2_bmap((unsigned long long)OCFS2_I(inode)->ip_blkno,
(unsigned long long)block);
/* We don't need to lock journal system files, since they aren't
* accessed concurrently from multiple nodes.
@ -1521,9 +1523,9 @@ static int ocfs2_try_to_write_inline_data(struct address_space *mapping,
struct ocfs2_inode_info *oi = OCFS2_I(inode);
struct ocfs2_dinode *di = NULL;
mlog(0, "Inode %llu, write of %u bytes at off %llu. features: 0x%x\n",
(unsigned long long)oi->ip_blkno, len, (unsigned long long)pos,
oi->ip_dyn_features);
trace_ocfs2_try_to_write_inline_data((unsigned long long)oi->ip_blkno,
len, (unsigned long long)pos,
oi->ip_dyn_features);
/*
* Handle inodes which already have inline data 1st.
@ -1726,6 +1728,13 @@ try_again:
di = (struct ocfs2_dinode *)wc->w_di_bh->b_data;
trace_ocfs2_write_begin_nolock(
(unsigned long long)OCFS2_I(inode)->ip_blkno,
(long long)i_size_read(inode),
le32_to_cpu(di->i_clusters),
pos, len, flags, mmap_page,
clusters_to_alloc, extents_to_split);
/*
* We set w_target_from, w_target_to here so that
* ocfs2_write_end() knows which range in the target page to
@ -1738,12 +1747,6 @@ try_again:
* ocfs2_lock_allocators(). It greatly over-estimates
* the work to be done.
*/
mlog(0, "extend inode %llu, i_size = %lld, di->i_clusters = %u,"
" clusters_to_add = %u, extents_to_split = %u\n",
(unsigned long long)OCFS2_I(inode)->ip_blkno,
(long long)i_size_read(inode), le32_to_cpu(di->i_clusters),
clusters_to_alloc, extents_to_split);
ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode),
wc->w_di_bh);
ret = ocfs2_lock_allocators(inode, &et,
@ -1925,8 +1928,8 @@ static void ocfs2_write_end_inline(struct inode *inode, loff_t pos,
memcpy(di->id2.i_data.id_data + pos, kaddr + pos, *copied);
kunmap_atomic(kaddr, KM_USER0);
mlog(0, "Data written to inode at offset %llu. "
"id_count = %u, copied = %u, i_dyn_features = 0x%x\n",
trace_ocfs2_write_end_inline(
(unsigned long long)OCFS2_I(inode)->ip_blkno,
(unsigned long long)pos, *copied,
le16_to_cpu(di->id2.i_data.id_count),
le16_to_cpu(di->i_dyn_features));

124
fs/ocfs2/ocfs2_trace.h
View File

@ -968,6 +968,130 @@ TRACE_EVENT(ocfs2_refcount_cow_hunk,
);
/* End of trace events for fs/ocfs2/refcounttree.c. */
/* Trace events for fs/ocfs2/aops.c. */
DECLARE_EVENT_CLASS(ocfs2__get_block,
TP_PROTO(unsigned long long ino, unsigned long long iblock,
void *bh_result, int create),
TP_ARGS(ino, iblock, bh_result, create),
TP_STRUCT__entry(
__field(unsigned long long, ino)
__field(unsigned long long, iblock)
__field(void *, bh_result)
__field(int, create)
),
TP_fast_assign(
__entry->ino = ino;
__entry->iblock = iblock;
__entry->bh_result = bh_result;
__entry->create = create;
),
TP_printk("%llu %llu %p %d",
__entry->ino, __entry->iblock,
__entry->bh_result, __entry->create)
);
#define DEFINE_OCFS2_GET_BLOCK_EVENT(name) \
DEFINE_EVENT(ocfs2__get_block, name, \
TP_PROTO(unsigned long long ino, unsigned long long iblock, \
void *bh_result, int create), \
TP_ARGS(ino, iblock, bh_result, create))
DEFINE_OCFS2_GET_BLOCK_EVENT(ocfs2_symlink_get_block);
DEFINE_OCFS2_GET_BLOCK_EVENT(ocfs2_get_block);
DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_get_block_end);
DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_readpage);
DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_writepage);
DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_bmap);
TRACE_EVENT(ocfs2_try_to_write_inline_data,
TP_PROTO(unsigned long long ino, unsigned int len,
unsigned long long pos, unsigned int flags),
TP_ARGS(ino, len, pos, flags),
TP_STRUCT__entry(
__field(unsigned long long, ino)
__field(unsigned int, len)
__field(unsigned long long, pos)
__field(unsigned int, flags)
),
TP_fast_assign(
__entry->ino = ino;
__entry->len = len;
__entry->pos = pos;
__entry->flags = flags;
),
TP_printk("%llu %u %llu 0x%x",
__entry->ino, __entry->len, __entry->pos, __entry->flags)
);
TRACE_EVENT(ocfs2_write_begin_nolock,
TP_PROTO(unsigned long long ino,
long long i_size, unsigned int i_clusters,
unsigned long long pos, unsigned int len,
unsigned int flags, void *page,
unsigned int clusters, unsigned int extents_to_split),
TP_ARGS(ino, i_size, i_clusters, pos, len, flags,
page, clusters, extents_to_split),
TP_STRUCT__entry(
__field(unsigned long long, ino)
__field(long long, i_size)
__field(unsigned int, i_clusters)
__field(unsigned long long, pos)
__field(unsigned int, len)
__field(unsigned int, flags)
__field(void *, page)
__field(unsigned int, clusters)
__field(unsigned int, extents_to_split)
),
TP_fast_assign(
__entry->ino = ino;
__entry->i_size = i_size;
__entry->i_clusters = i_clusters;
__entry->pos = pos;
__entry->len = len;
__entry->flags = flags;
__entry->page = page;
__entry->clusters = clusters;
__entry->extents_to_split = extents_to_split;
),
TP_printk("%llu %lld %u %llu %u %u %p %u %u",
__entry->ino, __entry->i_size, __entry->i_clusters,
__entry->pos, __entry->len,
__entry->flags, __entry->page, __entry->clusters,
__entry->extents_to_split)
);
TRACE_EVENT(ocfs2_write_end_inline,
TP_PROTO(unsigned long long ino,
unsigned long long pos, unsigned int copied,
unsigned int id_count, unsigned int features),
TP_ARGS(ino, pos, copied, id_count, features),
TP_STRUCT__entry(
__field(unsigned long long, ino)
__field(unsigned long long, pos)
__field(unsigned int, copied)
__field(unsigned int, id_count)
__field(unsigned int, features)
),
TP_fast_assign(
__entry->ino = ino;
__entry->pos = pos;
__entry->copied = copied;
__entry->id_count = id_count;
__entry->features = features;
),
TP_printk("%llu %llu %u %u %u",
__entry->ino, __entry->pos, __entry->copied,
__entry->id_count, __entry->features)
);
/* End of trace events for fs/ocfs2/aops.c. */
#endif /* _TRACE_OCFS2_H */
/* This part must be outside protection */