#include <linux/mpage.h>
#include <linux/quotaops.h>
-#define MLOG_MASK_PREFIX ML_FILE_IO
#include <cluster/masklog.h>
#include "ocfs2.h"
#include "super.h"
#include "symlink.h"
#include "refcounttree.h"
+#include "ocfs2_trace.h"
#include "buffer_head_io.h"
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
void *kaddr;
- mlog_entry("(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));
bail:
brelse(bh);
- mlog_exit(err);
return err;
}
u64 p_blkno, count, past_eof;
struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
- mlog_entry("(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",
}
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);
if (err < 0)
err = -EIO;
- mlog_exit(err);
return err;
}
loff_t start = (loff_t)page->index << PAGE_CACHE_SHIFT;
int ret, unlock = 1;
- mlog_entry("(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) {
out:
if (unlock)
unlock_page(page);
- mlog_exit(ret);
return ret;
}
*/
static int ocfs2_writepage(struct page *page, struct writeback_control *wbc)
{
- int ret;
-
- mlog_entry("(0x%p)\n", page);
-
- ret = block_write_full_page(page, ocfs2_get_block, wbc);
+ trace_ocfs2_writepage(
+ (unsigned long long)OCFS2_I(page->mapping->host)->ip_blkno,
+ page->index);
- mlog_exit(ret);
-
- return ret;
+ return block_write_full_page(page, ocfs2_get_block, wbc);
}
/* Taken from ext3. We don't necessarily need the full blown
int err = 0;
struct inode *inode = mapping->host;
- mlog_entry("(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.
bail:
status = err ? 0 : p_blkno;
- mlog_exit((int)status);
-
return status;
}
{
struct file *file = iocb->ki_filp;
struct inode *inode = file->f_path.dentry->d_inode->i_mapping->host;
- int ret;
-
- mlog_entry_void();
/*
* Fallback to buffered I/O if we see an inode without
if (i_size_read(inode) <= offset)
return 0;
- ret = __blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev,
- iov, offset, nr_segs,
- ocfs2_direct_IO_get_blocks,
- ocfs2_dio_end_io, NULL, 0);
-
- mlog_exit(ret);
- return ret;
+ return __blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev,
+ iov, offset, nr_segs,
+ ocfs2_direct_IO_get_blocks,
+ ocfs2_dio_end_io, NULL, 0);
}
static void ocfs2_figure_cluster_boundaries(struct ocfs2_super *osb,
ocfs2_figure_cluster_boundaries(OCFS2_SB(inode->i_sb), cpos,
&cluster_start, &cluster_end);
+ /* treat the write as new if the a hole/lseek spanned across
+ * the page boundary.
+ */
+ new = new | ((i_size_read(inode) <= page_offset(page)) &&
+ (page_offset(page) <= user_pos));
+
if (page == wc->w_target_page) {
map_from = user_pos & (PAGE_CACHE_SIZE - 1);
map_to = map_from + user_len;
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.
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
* 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,
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));