[RFC] [PATCH 2/2] update filesystems for new delete_inode behavior

From: Mark Fasheh
Date: Wed Jul 06 2005 - 18:11:52 EST


Update the file systems in fs/ implementing a delete_inode() callback to
call truncate_inode_pages(). One implementation note: In developing
this patch I put the calls to truncate_inode_pages() at the very top of
those filesystems delete_inode() callbacks in order to retain the
previous behavior. I'm guessing that some of those could probably be
optimized.

Signed-off-by: Mark Fasheh <mark.fasheh@xxxxxxxxxx>

--- linux-2.6.12.orig/fs/affs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/affs/inode.c 2005-06-28 16:19:18.104473000 -0700
@@ -255,6 +255,7 @@
affs_delete_inode(struct inode *inode)
{
pr_debug("AFFS: delete_inode(ino=%lu, nlink=%u)\n", inode->i_ino, inode->i_nlink);
+ truncate_inode_pages(&inode->i_data, 0);
inode->i_size = 0;
if (S_ISREG(inode->i_mode))
affs_truncate(inode);
--- linux-2.6.12.orig/fs/bfs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/bfs/inode.c 2005-06-28 16:19:31.468300000 -0700
@@ -143,6 +143,8 @@

dprintf("ino=%08lx\n", inode->i_ino);

+ truncate_inode_pages(&inode->i_data, 0);
+
if (inode->i_ino < BFS_ROOT_INO || inode->i_ino > info->si_lasti) {
printf("invalid ino=%08lx\n", inode->i_ino);
return;
--- linux-2.6.12.orig/fs/ext2/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/ext2/inode.c 2005-06-28 16:22:15.372657000 -0700
@@ -70,6 +70,8 @@
*/
void ext2_delete_inode (struct inode * inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
+
if (is_bad_inode(inode))
goto no_delete;
EXT2_I(inode)->i_dtime = get_seconds();
--- linux-2.6.12.orig/fs/ext3/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/ext3/inode.c 2005-06-28 16:22:22.656409000 -0700
@@ -187,6 +187,8 @@
{
handle_t *handle;

+ truncate_inode_pages(&inode->i_data, 0);
+
if (is_bad_inode(inode))
goto no_delete;

--- linux-2.6.12.orig/fs/fat/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/fat/inode.c 2005-06-28 16:23:02.308570000 -0700
@@ -335,6 +335,8 @@

static void fat_delete_inode(struct inode *inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
+
if (!is_bad_inode(inode)) {
inode->i_size = 0;
fat_truncate(inode);
--- linux-2.6.12.orig/fs/hostfs/hostfs_kern.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/hostfs/hostfs_kern.c 2005-06-28 16:23:20.049001000 -0700
@@ -287,6 +287,7 @@

static void hostfs_delete_inode(struct inode *inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
if(HOSTFS_I(inode)->fd != -1) {
close_file(&HOSTFS_I(inode)->fd);
HOSTFS_I(inode)->fd = -1;
--- linux-2.6.12.orig/fs/hpfs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/hpfs/inode.c 2005-06-28 16:23:46.456445000 -0700
@@ -284,6 +284,7 @@

void hpfs_delete_inode(struct inode *inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
lock_kernel();
hpfs_remove_fnode(inode->i_sb, inode->i_ino);
unlock_kernel();
--- linux-2.6.12.orig/fs/jffs/inode-v23.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/jffs/inode-v23.c 2005-06-28 16:24:43.284179000 -0700
@@ -1747,6 +1747,7 @@
D3(printk("jffs_delete_inode(): inode->i_ino == %lu\n",
inode->i_ino));

+ truncate_inode_pages(&inode->i_data, 0);
lock_kernel();
inode->i_size = 0;
inode->i_blocks = 0;
--- linux-2.6.12.orig/fs/jfs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/jfs/inode.c 2005-06-28 16:33:03.768648000 -0700
@@ -135,6 +135,8 @@
{
jfs_info("In jfs_delete_inode, inode = 0x%p", inode);

+ truncate_inode_pages(&inode->i_data, 0);
+
if (test_cflag(COMMIT_Freewmap, inode))
freeZeroLink(inode);

--- linux-2.6.12.orig/fs/minix/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/minix/inode.c 2005-06-28 16:25:24.445987000 -0700
@@ -24,6 +24,7 @@

static void minix_delete_inode(struct inode *inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
inode->i_size = 0;
minix_truncate(inode);
minix_free_inode(inode);
--- linux-2.6.12.orig/fs/ncpfs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/ncpfs/inode.c 2005-06-28 16:25:47.360604000 -0700
@@ -286,6 +286,8 @@
static void
ncp_delete_inode(struct inode *inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
+
if (S_ISDIR(inode->i_mode)) {
DDPRINTK("ncp_delete_inode: put directory %ld\n", inode->i_ino);
}
--- linux-2.6.12.orig/fs/nfs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/nfs/inode.c 2005-06-28 16:27:44.790047000 -0700
@@ -129,6 +129,8 @@
{
dprintk("NFS: delete_inode(%s/%ld)\n", inode->i_sb->s_id, inode->i_ino);

+ truncate_inode_pages(&inode->i_data, 0);
+
nfs_wb_all(inode);
/*
* The following should never happen...
--- linux-2.6.12.orig/fs/proc/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/proc/inode.c 2005-06-28 16:28:03.876948000 -0700
@@ -60,6 +60,8 @@
struct proc_dir_entry *de;
struct task_struct *tsk;

+ truncate_inode_pages(&inode->i_data, 0);
+
/* Let go of any associated process */
tsk = PROC_I(inode)->task;
if (tsk)
--- linux-2.6.12.orig/fs/qnx4/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/qnx4/inode.c 2005-06-28 16:28:23.816528000 -0700
@@ -63,6 +63,7 @@
static void qnx4_delete_inode(struct inode *inode)
{
QNX4DEBUG(("qnx4: deleting inode [%lu]\n", (unsigned long) inode->i_ino));
+ truncate_inode_pages(&inode->i_data, 0);
inode->i_size = 0;
qnx4_truncate(inode);
lock_kernel();
--- linux-2.6.12.orig/fs/reiserfs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/reiserfs/inode.c 2005-06-28 16:28:42.508429000 -0700
@@ -31,6 +31,8 @@
int jbegin_count = JOURNAL_PER_BALANCE_CNT * 2 + 2 * REISERFS_QUOTA_INIT_BLOCKS;
struct reiserfs_transaction_handle th ;

+ truncate_inode_pages(&inode->i_data, 0);
+
reiserfs_write_lock(inode->i_sb);

/* The = 0 happens when we abort creating a new inode for some reason like lack of space.. */
--- linux-2.6.12.orig/fs/smbfs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/smbfs/inode.c 2005-06-28 18:12:45.989710000 -0700
@@ -331,6 +331,7 @@
smb_delete_inode(struct inode *ino)
{
DEBUG1("ino=%ld\n", ino->i_ino);
+ truncate_inode_pages(&ino->i_data, 0);
lock_kernel();
if (smb_close(ino))
PARANOIA("could not close inode %ld\n", ino->i_ino);
--- linux-2.6.12.orig/fs/sysv/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/sysv/inode.c 2005-06-28 16:29:29.229622000 -0700
@@ -292,6 +292,7 @@

static void sysv_delete_inode(struct inode *inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
inode->i_size = 0;
sysv_truncate(inode);
lock_kernel();
--- linux-2.6.12.orig/fs/udf/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/udf/inode.c 2005-06-28 16:29:41.812490000 -0700
@@ -87,6 +87,8 @@
*/
void udf_delete_inode(struct inode * inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
+
if (is_bad_inode(inode))
goto no_delete;

--- linux-2.6.12.orig/fs/ufs/inode.c 2005-06-17 12:48:29.000000000 -0700
+++ linux-2.6.12/fs/ufs/inode.c 2005-06-28 16:29:54.506337000 -0700
@@ -804,6 +804,7 @@

void ufs_delete_inode (struct inode * inode)
{
+ truncate_inode_pages(&inode->i_data, 0);
/*UFS_I(inode)->i_dtime = CURRENT_TIME;*/
lock_kernel();
mark_inode_dirty(inode);
-
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