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Merge branch 'cow_readahead' of git://oss.oracle.com/git/tma/linux-2.6 into merge-2

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This commit is contained in:
Joel Becker
2010-09-10 08:41:04 -07:00
parent 17ae521158 6ea4843f53
commit 729963a1ff
6 changed files with 63 additions and 17 deletions
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17
fs/ocfs2/file.c
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@@ -360,7 +360,7 @@ static int ocfs2_cow_file_pos(struct inode *inode,
if (!(ext_flags & OCFS2_EXT_REFCOUNTED))
goto out;
return ocfs2_refcount_cow(inode, fe_bh, cpos, 1, cpos+1);
return ocfs2_refcount_cow(inode, NULL, fe_bh, cpos, 1, cpos+1);
out:
return status;
@@ -903,8 +903,8 @@ static int ocfs2_zero_extend_get_range(struct inode *inode,
zero_clusters = last_cpos - zero_cpos;
if (needs_cow) {
rc = ocfs2_refcount_cow(inode, di_bh, zero_cpos, zero_clusters,
UINT_MAX);
rc = ocfs2_refcount_cow(inode, NULL, di_bh, zero_cpos,
zero_clusters, UINT_MAX);
if (rc) {
mlog_errno(rc);
goto out;
@@ -2052,6 +2052,7 @@ out:
}
static int ocfs2_prepare_inode_for_refcount(struct inode *inode,
struct file *file,
loff_t pos, size_t count,
int *meta_level)
{
@@ -2069,7 +2070,7 @@ static int ocfs2_prepare_inode_for_refcount(struct inode *inode,
*meta_level = 1;
ret = ocfs2_refcount_cow(inode, di_bh, cpos, clusters, UINT_MAX);
ret = ocfs2_refcount_cow(inode, file, di_bh, cpos, clusters, UINT_MAX);
if (ret)
mlog_errno(ret);
out:
@@ -2077,7 +2078,7 @@ out:
return ret;
}
static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
static int ocfs2_prepare_inode_for_write(struct file *file,
loff_t *ppos,
size_t count,
int appending,
@@ -2085,6 +2086,7 @@ static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
int *has_refcount)
{
int ret = 0, meta_level = 0;
struct dentry *dentry = file->f_path.dentry;
struct inode *inode = dentry->d_inode;
loff_t saved_pos, end;
@@ -2140,6 +2142,7 @@ static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
meta_level = -1;
ret = ocfs2_prepare_inode_for_refcount(inode,
file,
saved_pos,
count,
&meta_level);
@@ -2254,7 +2257,7 @@ relock:
}
can_do_direct = direct_io;
ret = ocfs2_prepare_inode_for_write(file->f_path.dentry, ppos,
ret = ocfs2_prepare_inode_for_write(file, ppos,
iocb->ki_left, appending,
&can_do_direct, &has_refcount);
if (ret < 0) {
@@ -2373,7 +2376,7 @@ static int ocfs2_splice_to_file(struct pipe_inode_info *pipe,
{
int ret;
ret = ocfs2_prepare_inode_for_write(out->f_path.dentry, &sd->pos,
ret = ocfs2_prepare_inode_for_write(out, &sd->pos,
sd->total_len, 0, NULL, NULL);
if (ret < 0) {
mlog_errno(ret);