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-rw-r--r--fs/ocfs2/file.c220
1 files changed, 95 insertions, 125 deletions
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index a6651956482..41565ae5285 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -38,7 +38,6 @@
#include <linux/quotaops.h>
#include <linux/blkdev.h>
-#define MLOG_MASK_PREFIX ML_INODE
#include <cluster/masklog.h>
#include "ocfs2.h"
@@ -61,6 +60,7 @@
#include "acl.h"
#include "quota.h"
#include "refcounttree.h"
+#include "ocfs2_trace.h"
#include "buffer_head_io.h"
@@ -99,8 +99,10 @@ static int ocfs2_file_open(struct inode *inode, struct file *file)
int mode = file->f_flags;
struct ocfs2_inode_info *oi = OCFS2_I(inode);
- mlog_entry("(0x%p, 0x%p, '%.*s')\n", inode, file,
- file->f_path.dentry->d_name.len, file->f_path.dentry->d_name.name);
+ trace_ocfs2_file_open(inode, file, file->f_path.dentry,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ file->f_path.dentry->d_name.len,
+ file->f_path.dentry->d_name.name, mode);
if (file->f_mode & FMODE_WRITE)
dquot_initialize(inode);
@@ -135,7 +137,6 @@ static int ocfs2_file_open(struct inode *inode, struct file *file)
}
leave:
- mlog_exit(status);
return status;
}
@@ -143,19 +144,19 @@ static int ocfs2_file_release(struct inode *inode, struct file *file)
{
struct ocfs2_inode_info *oi = OCFS2_I(inode);
- mlog_entry("(0x%p, 0x%p, '%.*s')\n", inode, file,
- file->f_path.dentry->d_name.len,
- file->f_path.dentry->d_name.name);
-
spin_lock(&oi->ip_lock);
if (!--oi->ip_open_count)
oi->ip_flags &= ~OCFS2_INODE_OPEN_DIRECT;
+
+ trace_ocfs2_file_release(inode, file, file->f_path.dentry,
+ oi->ip_blkno,
+ file->f_path.dentry->d_name.len,
+ file->f_path.dentry->d_name.name,
+ oi->ip_open_count);
spin_unlock(&oi->ip_lock);
ocfs2_free_file_private(inode, file);
- mlog_exit(0);
-
return 0;
}
@@ -177,9 +178,11 @@ static int ocfs2_sync_file(struct file *file, int datasync)
struct inode *inode = file->f_mapping->host;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- mlog_entry("(0x%p, %d, 0x%p, '%.*s')\n", file, datasync,
- file->f_path.dentry, file->f_path.dentry->d_name.len,
- file->f_path.dentry->d_name.name);
+ trace_ocfs2_sync_file(inode, file, file->f_path.dentry,
+ OCFS2_I(inode)->ip_blkno,
+ file->f_path.dentry->d_name.len,
+ file->f_path.dentry->d_name.name,
+ (unsigned long long)datasync);
if (datasync && !(inode->i_state & I_DIRTY_DATASYNC)) {
/*
@@ -195,7 +198,8 @@ static int ocfs2_sync_file(struct file *file, int datasync)
err = jbd2_journal_force_commit(journal);
bail:
- mlog_exit(err);
+ if (err)
+ mlog_errno(err);
return (err < 0) ? -EIO : 0;
}
@@ -251,8 +255,6 @@ int ocfs2_update_inode_atime(struct inode *inode,
handle_t *handle;
struct ocfs2_dinode *di = (struct ocfs2_dinode *) bh->b_data;
- mlog_entry_void();
-
handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
if (IS_ERR(handle)) {
ret = PTR_ERR(handle);
@@ -280,7 +282,6 @@ int ocfs2_update_inode_atime(struct inode *inode,
out_commit:
ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle);
out:
- mlog_exit(ret);
return ret;
}
@@ -291,7 +292,6 @@ static int ocfs2_set_inode_size(handle_t *handle,
{
int status;
- mlog_entry_void();
i_size_write(inode, new_i_size);
inode->i_blocks = ocfs2_inode_sector_count(inode);
inode->i_ctime = inode->i_mtime = CURRENT_TIME;
@@ -303,7 +303,6 @@ static int ocfs2_set_inode_size(handle_t *handle,
}
bail:
- mlog_exit(status);
return status;
}
@@ -375,8 +374,6 @@ static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb,
struct ocfs2_dinode *di;
u64 cluster_bytes;
- mlog_entry_void();
-
/*
* We need to CoW the cluster contains the offset if it is reflinked
* since we will call ocfs2_zero_range_for_truncate later which will
@@ -429,8 +426,6 @@ static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb,
out_commit:
ocfs2_commit_trans(osb, handle);
out:
-
- mlog_exit(status);
return status;
}
@@ -442,14 +437,14 @@ static int ocfs2_truncate_file(struct inode *inode,
struct ocfs2_dinode *fe = NULL;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- mlog_entry("(inode = %llu, new_i_size = %llu\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno,
- (unsigned long long)new_i_size);
-
/* We trust di_bh because it comes from ocfs2_inode_lock(), which
* already validated it */
fe = (struct ocfs2_dinode *) di_bh->b_data;
+ trace_ocfs2_truncate_file((unsigned long long)OCFS2_I(inode)->ip_blkno,
+ (unsigned long long)le64_to_cpu(fe->i_size),
+ (unsigned long long)new_i_size);
+
mlog_bug_on_msg(le64_to_cpu(fe->i_size) != i_size_read(inode),
"Inode %llu, inode i_size = %lld != di "
"i_size = %llu, i_flags = 0x%x\n",
@@ -459,19 +454,14 @@ static int ocfs2_truncate_file(struct inode *inode,
le32_to_cpu(fe->i_flags));
if (new_i_size > le64_to_cpu(fe->i_size)) {
- mlog(0, "asked to truncate file with size (%llu) to size (%llu)!\n",
- (unsigned long long)le64_to_cpu(fe->i_size),
- (unsigned long long)new_i_size);
+ trace_ocfs2_truncate_file_error(
+ (unsigned long long)le64_to_cpu(fe->i_size),
+ (unsigned long long)new_i_size);
status = -EINVAL;
mlog_errno(status);
goto bail;
}
- mlog(0, "inode %llu, i_size = %llu, new_i_size = %llu\n",
- (unsigned long long)le64_to_cpu(fe->i_blkno),
- (unsigned long long)le64_to_cpu(fe->i_size),
- (unsigned long long)new_i_size);
-
/* lets handle the simple truncate cases before doing any more
* cluster locking. */
if (new_i_size == le64_to_cpu(fe->i_size))
@@ -525,7 +515,6 @@ bail:
if (!status && OCFS2_I(inode)->ip_clusters == 0)
status = ocfs2_try_remove_refcount_tree(inode, di_bh);
- mlog_exit(status);
return status;
}
@@ -578,8 +567,6 @@ static int __ocfs2_extend_allocation(struct inode *inode, u32 logical_start,
struct ocfs2_extent_tree et;
int did_quota = 0;
- mlog_entry("(clusters_to_add = %u)\n", clusters_to_add);
-
/*
* This function only exists for file systems which don't
* support holes.
@@ -596,11 +583,6 @@ static int __ocfs2_extend_allocation(struct inode *inode, u32 logical_start,
restart_all:
BUG_ON(le32_to_cpu(fe->i_clusters) != OCFS2_I(inode)->ip_clusters);
- mlog(0, "extend inode %llu, i_size = %lld, di->i_clusters = %u, "
- "clusters_to_add = %u\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno,
- (long long)i_size_read(inode), le32_to_cpu(fe->i_clusters),
- clusters_to_add);
ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode), bh);
status = ocfs2_lock_allocators(inode, &et, clusters_to_add, 0,
&data_ac, &meta_ac);
@@ -620,6 +602,12 @@ restart_all:
}
restarted_transaction:
+ trace_ocfs2_extend_allocation(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ (unsigned long long)i_size_read(inode),
+ le32_to_cpu(fe->i_clusters), clusters_to_add,
+ why, restart_func);
+
status = dquot_alloc_space_nodirty(inode,
ocfs2_clusters_to_bytes(osb->sb, clusters_to_add));
if (status)
@@ -666,13 +654,11 @@ restarted_transaction:
if (why != RESTART_NONE && clusters_to_add) {
if (why == RESTART_META) {
- mlog(0, "restarting function.\n");
restart_func = 1;
status = 0;
} else {
BUG_ON(why != RESTART_TRANS);
- mlog(0, "restarting transaction.\n");
/* TODO: This can be more intelligent. */
credits = ocfs2_calc_extend_credits(osb->sb,
&fe->id2.i_list,
@@ -689,11 +675,11 @@ restarted_transaction:
}
}
- mlog(0, "fe: i_clusters = %u, i_size=%llu\n",
+ trace_ocfs2_extend_allocation_end(OCFS2_I(inode)->ip_blkno,
le32_to_cpu(fe->i_clusters),
- (unsigned long long)le64_to_cpu(fe->i_size));
- mlog(0, "inode: ip_clusters=%u, i_size=%lld\n",
- OCFS2_I(inode)->ip_clusters, (long long)i_size_read(inode));
+ (unsigned long long)le64_to_cpu(fe->i_size),
+ OCFS2_I(inode)->ip_clusters,
+ (unsigned long long)i_size_read(inode));
leave:
if (status < 0 && did_quota)
@@ -718,7 +704,6 @@ leave:
brelse(bh);
bh = NULL;
- mlog_exit(status);
return status;
}
@@ -785,10 +770,11 @@ static int ocfs2_write_zero_page(struct inode *inode, u64 abs_from,
if (!zero_to)
zero_to = PAGE_CACHE_SIZE;
- mlog(0,
- "abs_from = %llu, abs_to = %llu, index = %lu, zero_from = %u, zero_to = %u\n",
- (unsigned long long)abs_from, (unsigned long long)abs_to,
- index, zero_from, zero_to);
+ trace_ocfs2_write_zero_page(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ (unsigned long long)abs_from,
+ (unsigned long long)abs_to,
+ index, zero_from, zero_to);
/* We know that zero_from is block aligned */
for (block_start = zero_from; block_start < zero_to;
@@ -928,9 +914,10 @@ static int ocfs2_zero_extend_range(struct inode *inode, u64 range_start,
u64 next_pos;
u64 zero_pos = range_start;
- mlog(0, "range_start = %llu, range_end = %llu\n",
- (unsigned long long)range_start,
- (unsigned long long)range_end);
+ trace_ocfs2_zero_extend_range(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ (unsigned long long)range_start,
+ (unsigned long long)range_end);
BUG_ON(range_start >= range_end);
while (zero_pos < range_end) {
@@ -962,9 +949,9 @@ int ocfs2_zero_extend(struct inode *inode, struct buffer_head *di_bh,
struct super_block *sb = inode->i_sb;
zero_start = ocfs2_align_bytes_to_blocks(sb, i_size_read(inode));
- mlog(0, "zero_start %llu for i_size %llu\n",
- (unsigned long long)zero_start,
- (unsigned long long)i_size_read(inode));
+ trace_ocfs2_zero_extend((unsigned long long)OCFS2_I(inode)->ip_blkno,
+ (unsigned long long)zero_start,
+ (unsigned long long)i_size_read(inode));
while (zero_start < zero_to_size) {
ret = ocfs2_zero_extend_get_range(inode, di_bh, zero_start,
zero_to_size,
@@ -1113,30 +1100,20 @@ int ocfs2_setattr(struct dentry *dentry, struct iattr *attr)
struct dquot *transfer_to[MAXQUOTAS] = { };
int qtype;
- mlog_entry("(0x%p, '%.*s')\n", dentry,
- dentry->d_name.len, dentry->d_name.name);
+ trace_ocfs2_setattr(inode, dentry,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ dentry->d_name.len, dentry->d_name.name,
+ attr->ia_valid, attr->ia_mode,
+ attr->ia_uid, attr->ia_gid);
/* ensuring we don't even attempt to truncate a symlink */
if (S_ISLNK(inode->i_mode))
attr->ia_valid &= ~ATTR_SIZE;
- if (attr->ia_valid & ATTR_MODE)
- mlog(0, "mode change: %d\n", attr->ia_mode);
- if (attr->ia_valid & ATTR_UID)
- mlog(0, "uid change: %d\n", attr->ia_uid);
- if (attr->ia_valid & ATTR_GID)
- mlog(0, "gid change: %d\n", attr->ia_gid);
- if (attr->ia_valid & ATTR_SIZE)
- mlog(0, "size change...\n");
- if (attr->ia_valid & (ATTR_ATIME | ATTR_MTIME | ATTR_CTIME))
- mlog(0, "time change...\n");
-
#define OCFS2_VALID_ATTRS (ATTR_ATIME | ATTR_MTIME | ATTR_CTIME | ATTR_SIZE \
| ATTR_GID | ATTR_UID | ATTR_MODE)
- if (!(attr->ia_valid & OCFS2_VALID_ATTRS)) {
- mlog(0, "can't handle attrs: 0x%x\n", attr->ia_valid);
+ if (!(attr->ia_valid & OCFS2_VALID_ATTRS))
return 0;
- }
status = inode_change_ok(inode, attr);
if (status)
@@ -1274,7 +1251,6 @@ bail:
mlog_errno(status);
}
- mlog_exit(status);
return status;
}
@@ -1287,8 +1263,6 @@ int ocfs2_getattr(struct vfsmount *mnt,
struct ocfs2_super *osb = sb->s_fs_info;
int err;
- mlog_entry_void();
-
err = ocfs2_inode_revalidate(dentry);
if (err) {
if (err != -ENOENT)
@@ -1302,8 +1276,6 @@ int ocfs2_getattr(struct vfsmount *mnt,
stat->blksize = osb->s_clustersize;
bail:
- mlog_exit(err);
-
return err;
}
@@ -1314,8 +1286,6 @@ int ocfs2_permission(struct inode *inode, int mask, unsigned int flags)
if (flags & IPERM_FLAG_RCU)
return -ECHILD;
- mlog_entry_void();
-
ret = ocfs2_inode_lock(inode, NULL, 0);
if (ret) {
if (ret != -ENOENT)
@@ -1327,7 +1297,6 @@ int ocfs2_permission(struct inode *inode, int mask, unsigned int flags)
ocfs2_inode_unlock(inode, 0);
out:
- mlog_exit(ret);
return ret;
}
@@ -1339,8 +1308,9 @@ static int __ocfs2_write_remove_suid(struct inode *inode,
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
struct ocfs2_dinode *di;
- mlog_entry("(Inode %llu, mode 0%o)\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno, inode->i_mode);
+ trace_ocfs2_write_remove_suid(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ inode->i_mode);
handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
if (IS_ERR(handle)) {
@@ -1368,7 +1338,6 @@ static int __ocfs2_write_remove_suid(struct inode *inode,
out_trans:
ocfs2_commit_trans(osb, handle);
out:
- mlog_exit(ret);
return ret;
}
@@ -1547,8 +1516,9 @@ static int ocfs2_zero_partial_clusters(struct inode *inode,
* partial clusters here. There's no need to worry about
* physical allocation - the zeroing code knows to skip holes.
*/
- mlog(0, "byte start: %llu, end: %llu\n",
- (unsigned long long)start, (unsigned long long)end);
+ trace_ocfs2_zero_partial_clusters(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ (unsigned long long)start, (unsigned long long)end);
/*
* If both edges are on a cluster boundary then there's no
@@ -1572,8 +1542,8 @@ static int ocfs2_zero_partial_clusters(struct inode *inode,
if (tmpend > end)
tmpend = end;
- mlog(0, "1st range: start: %llu, tmpend: %llu\n",
- (unsigned long long)start, (unsigned long long)tmpend);
+ trace_ocfs2_zero_partial_clusters_range1((unsigned long long)start,
+ (unsigned long long)tmpend);
ret = ocfs2_zero_range_for_truncate(inode, handle, start, tmpend);
if (ret)
@@ -1587,8 +1557,8 @@ static int ocfs2_zero_partial_clusters(struct inode *inode,
*/
start = end & ~(osb->s_clustersize - 1);
- mlog(0, "2nd range: start: %llu, end: %llu\n",
- (unsigned long long)start, (unsigned long long)end);
+ trace_ocfs2_zero_partial_clusters_range2(
+ (unsigned long long)start, (unsigned long long)end);
ret = ocfs2_zero_range_for_truncate(inode, handle, start, end);
if (ret)
@@ -1688,6 +1658,11 @@ static int ocfs2_remove_inode_range(struct inode *inode,
ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode), di_bh);
ocfs2_init_dealloc_ctxt(&dealloc);
+ trace_ocfs2_remove_inode_range(
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ (unsigned long long)byte_start,
+ (unsigned long long)byte_len);
+
if (byte_len == 0)
return 0;
@@ -1734,11 +1709,6 @@ static int ocfs2_remove_inode_range(struct inode *inode,
trunc_end = (byte_start + byte_len) >> osb->s_clustersize_bits;
cluster_in_el = trunc_end;
- mlog(0, "Inode: %llu, start: %llu, len: %llu, cstart: %u, cend: %u\n",
- (unsigned long long)OCFS2_I(inode)->ip_blkno,
- (unsigned long long)byte_start,
- (unsigned long long)byte_len, trunc_start, trunc_end);
-
ret = ocfs2_zero_partial_clusters(inode, byte_start, byte_len);
if (ret) {
mlog_errno(ret);
@@ -2093,7 +2063,7 @@ static int ocfs2_prepare_inode_for_write(struct file *file,
int ret = 0, meta_level = 0;
struct dentry *dentry = file->f_path.dentry;
struct inode *inode = dentry->d_inode;
- loff_t saved_pos, end;
+ loff_t saved_pos = 0, end;
/*
* We start with a read level meta lock and only jump to an ex
@@ -2132,12 +2102,10 @@ static int ocfs2_prepare_inode_for_write(struct file *file,
/* work on a copy of ppos until we're sure that we won't have
* to recalculate it due to relocking. */
- if (appending) {
+ if (appending)
saved_pos = i_size_read(inode);
- mlog(0, "O_APPEND: inode->i_size=%llu\n", saved_pos);
- } else {
+ else
saved_pos = *ppos;
- }
end = saved_pos + count;
@@ -2208,6 +2176,10 @@ static int ocfs2_prepare_inode_for_write(struct file *file,
*ppos = saved_pos;
out_unlock:
+ trace_ocfs2_prepare_inode_for_write(OCFS2_I(inode)->ip_blkno,
+ saved_pos, appending, count,
+ direct_io, has_refcount);
+
if (meta_level >= 0)
ocfs2_inode_unlock(inode, meta_level);
@@ -2233,10 +2205,11 @@ static ssize_t ocfs2_file_aio_write(struct kiocb *iocb,
int full_coherency = !(osb->s_mount_opt &
OCFS2_MOUNT_COHERENCY_BUFFERED);
- mlog_entry("(0x%p, %u, '%.*s')\n", file,
- (unsigned int)nr_segs,
- file->f_path.dentry->d_name.len,
- file->f_path.dentry->d_name.name);
+ trace_ocfs2_file_aio_write(inode, file, file->f_path.dentry,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ file->f_path.dentry->d_name.len,
+ file->f_path.dentry->d_name.name,
+ (unsigned int)nr_segs);
if (iocb->ki_left == 0)
return 0;
@@ -2402,7 +2375,6 @@ out_sems:
if (written)
ret = written;
- mlog_exit(ret);
return ret;
}
@@ -2438,10 +2410,11 @@ static ssize_t ocfs2_file_splice_write(struct pipe_inode_info *pipe,
.u.file = out,
};
- mlog_entry("(0x%p, 0x%p, %u, '%.*s')\n", out, pipe,
- (unsigned int)len,
- out->f_path.dentry->d_name.len,
- out->f_path.dentry->d_name.name);
+
+ trace_ocfs2_file_splice_write(inode, out, out->f_path.dentry,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ out->f_path.dentry->d_name.len,
+ out->f_path.dentry->d_name.name, len);
if (pipe->inode)
mutex_lock_nested(&pipe->inode->i_mutex, I_MUTEX_PARENT);
@@ -2485,7 +2458,6 @@ static ssize_t ocfs2_file_splice_write(struct pipe_inode_info *pipe,
balance_dirty_pages_ratelimited_nr(mapping, nr_pages);
}
- mlog_exit(ret);
return ret;
}
@@ -2498,10 +2470,10 @@ static ssize_t ocfs2_file_splice_read(struct file *in,
int ret = 0, lock_level = 0;
struct inode *inode = in->f_path.dentry->d_inode;
- mlog_entry("(0x%p, 0x%p, %u, '%.*s')\n", in, pipe,
- (unsigned int)len,
- in->f_path.dentry->d_name.len,
- in->f_path.dentry->d_name.name);
+ trace_ocfs2_file_splice_read(inode, in, in->f_path.dentry,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ in->f_path.dentry->d_name.len,
+ in->f_path.dentry->d_name.name, len);
/*
* See the comment in ocfs2_file_aio_read()
@@ -2516,7 +2488,6 @@ static ssize_t ocfs2_file_splice_read(struct file *in,
ret = generic_file_splice_read(in, ppos, pipe, len, flags);
bail:
- mlog_exit(ret);
return ret;
}
@@ -2529,10 +2500,11 @@ static ssize_t ocfs2_file_aio_read(struct kiocb *iocb,
struct file *filp = iocb->ki_filp;
struct inode *inode = filp->f_path.dentry->d_inode;
- mlog_entry("(0x%p, %u, '%.*s')\n", filp,
- (unsigned int)nr_segs,
- filp->f_path.dentry->d_name.len,
- filp->f_path.dentry->d_name.name);
+ trace_ocfs2_file_aio_read(inode, filp, filp->f_path.dentry,
+ (unsigned long long)OCFS2_I(inode)->ip_blkno,
+ filp->f_path.dentry->d_name.len,
+ filp->f_path.dentry->d_name.name, nr_segs);
+
if (!inode) {
ret = -EINVAL;
@@ -2578,8 +2550,7 @@ static ssize_t ocfs2_file_aio_read(struct kiocb *iocb,
ocfs2_inode_unlock(inode, lock_level);
ret = generic_file_aio_read(iocb, iov, nr_segs, iocb->ki_pos);
- if (ret == -EINVAL)
- mlog(0, "generic_file_aio_read returned -EINVAL\n");
+ trace_generic_file_aio_read_ret(ret);
/* buffered aio wouldn't have proper lock coverage today */
BUG_ON(ret == -EIOCBQUEUED && !(filp->f_flags & O_DIRECT));
@@ -2597,7 +2568,6 @@ bail:
}
if (rw_level != -1)
ocfs2_rw_unlock(inode, rw_level);
- mlog_exit(ret);
return ret;
}