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Diffstat (limited to 'fs/f2fs/inode.c')
-rw-r--r--fs/f2fs/inode.c132
1 files changed, 76 insertions, 56 deletions
diff --git a/fs/f2fs/inode.c b/fs/f2fs/inode.c
index cb269c46ac25..d7369895a78a 100644
--- a/fs/f2fs/inode.c
+++ b/fs/f2fs/inode.c
@@ -11,6 +11,7 @@
#include <linux/fs.h>
#include <linux/f2fs_fs.h>
#include <linux/buffer_head.h>
+#include <linux/backing-dev.h>
#include <linux/writeback.h>
#include "f2fs.h"
@@ -18,6 +19,13 @@
#include <trace/events/f2fs.h>
+void f2fs_mark_inode_dirty_sync(struct inode *inode)
+{
+ if (f2fs_inode_dirtied(inode))
+ return;
+ mark_inode_dirty_sync(inode);
+}
+
void f2fs_set_inode_flags(struct inode *inode)
{
unsigned int flags = F2FS_I(inode)->i_flags;
@@ -35,6 +43,7 @@ void f2fs_set_inode_flags(struct inode *inode)
new_fl |= S_DIRSYNC;
inode_set_flags(inode, new_fl,
S_SYNC|S_APPEND|S_IMMUTABLE|S_NOATIME|S_DIRSYNC);
+ f2fs_mark_inode_dirty_sync(inode);
}
static void __get_inode_rdev(struct inode *inode, struct f2fs_inode *ri)
@@ -85,8 +94,8 @@ static void __recover_inline_status(struct inode *inode, struct page *ipage)
if (*start++) {
f2fs_wait_on_page_writeback(ipage, NODE, true);
- set_inode_flag(F2FS_I(inode), FI_DATA_EXIST);
- set_raw_inline(F2FS_I(inode), F2FS_INODE(ipage));
+ set_inode_flag(inode, FI_DATA_EXIST);
+ set_raw_inline(inode, F2FS_INODE(ipage));
set_page_dirty(ipage);
return;
}
@@ -141,7 +150,7 @@ static int do_read_inode(struct inode *inode)
if (f2fs_init_extent_tree(inode, &ri->i_ext))
set_page_dirty(node_page);
- get_inline_info(fi, ri);
+ get_inline_info(inode, ri);
/* check data exist */
if (f2fs_has_inline_data(inode) && !f2fs_exist_data(inode))
@@ -151,7 +160,10 @@ static int do_read_inode(struct inode *inode)
__get_inode_rdev(inode, ri);
if (__written_first_block(ri))
- set_inode_flag(F2FS_I(inode), FI_FIRST_BLOCK_WRITTEN);
+ set_inode_flag(inode, FI_FIRST_BLOCK_WRITTEN);
+
+ if (!need_inode_block_update(sbi, inode->i_ino))
+ fi->last_disk_size = inode->i_size;
f2fs_put_page(node_page, 1);
@@ -223,10 +235,26 @@ bad_inode:
return ERR_PTR(ret);
}
+struct inode *f2fs_iget_retry(struct super_block *sb, unsigned long ino)
+{
+ struct inode *inode;
+retry:
+ inode = f2fs_iget(sb, ino);
+ if (IS_ERR(inode)) {
+ if (PTR_ERR(inode) == -ENOMEM) {
+ congestion_wait(BLK_RW_ASYNC, HZ/50);
+ goto retry;
+ }
+ }
+ return inode;
+}
+
int update_inode(struct inode *inode, struct page *node_page)
{
struct f2fs_inode *ri;
+ f2fs_inode_synced(inode);
+
f2fs_wait_on_page_writeback(node_page, NODE, true);
ri = F2FS_INODE(node_page);
@@ -244,7 +272,7 @@ int update_inode(struct inode *inode, struct page *node_page)
&ri->i_ext);
else
memset(&ri->i_ext, 0, sizeof(ri->i_ext));
- set_raw_inline(F2FS_I(inode), ri);
+ set_raw_inline(inode, ri);
ri->i_atime = cpu_to_le64(inode->i_atime.tv_sec);
ri->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec);
@@ -261,7 +289,6 @@ int update_inode(struct inode *inode, struct page *node_page)
__set_inode_rdev(inode, ri);
set_cold_node(inode, node_page);
- clear_inode_flag(F2FS_I(inode), FI_DIRTY_INODE);
/* deleted inode */
if (inode->i_nlink == 0)
@@ -283,8 +310,9 @@ retry:
cond_resched();
goto retry;
} else if (err != -ENOENT) {
- f2fs_stop_checkpoint(sbi);
+ f2fs_stop_checkpoint(sbi, false);
}
+ f2fs_inode_synced(inode);
return 0;
}
ret = update_inode(inode, node_page);
@@ -300,7 +328,7 @@ int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc)
inode->i_ino == F2FS_META_INO(sbi))
return 0;
- if (!is_inode_flag_set(F2FS_I(inode), FI_DIRTY_INODE))
+ if (!is_inode_flag_set(inode, FI_DIRTY_INODE))
return 0;
/*
@@ -318,8 +346,7 @@ int f2fs_write_inode(struct inode *inode, struct writeback_control *wbc)
void f2fs_evict_inode(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
- struct f2fs_inode_info *fi = F2FS_I(inode);
- nid_t xnid = fi->i_xattr_nid;
+ nid_t xnid = F2FS_I(inode)->i_xattr_nid;
int err = 0;
/* some remained atomic pages should discarded */
@@ -341,12 +368,17 @@ void f2fs_evict_inode(struct inode *inode)
if (inode->i_nlink || is_bad_inode(inode))
goto no_delete;
+#ifdef CONFIG_F2FS_FAULT_INJECTION
+ if (time_to_inject(sbi, FAULT_EVICT_INODE))
+ goto no_delete;
+#endif
+
sb_start_intwrite(inode->i_sb);
- set_inode_flag(fi, FI_NO_ALLOC);
+ set_inode_flag(inode, FI_NO_ALLOC);
i_size_write(inode, 0);
-
+retry:
if (F2FS_HAS_BLOCKS(inode))
- err = f2fs_truncate(inode, true);
+ err = f2fs_truncate(inode);
if (!err) {
f2fs_lock_op(sbi);
@@ -354,6 +386,14 @@ void f2fs_evict_inode(struct inode *inode)
f2fs_unlock_op(sbi);
}
+ /* give more chances, if ENOMEM case */
+ if (err == -ENOMEM) {
+ err = 0;
+ goto retry;
+ }
+
+ if (err)
+ update_inode_page(inode);
sb_end_intwrite(inode->i_sb);
no_delete:
stat_dec_inline_xattr(inode);
@@ -363,31 +403,16 @@ no_delete:
invalidate_mapping_pages(NODE_MAPPING(sbi), inode->i_ino, inode->i_ino);
if (xnid)
invalidate_mapping_pages(NODE_MAPPING(sbi), xnid, xnid);
- if (is_inode_flag_set(fi, FI_APPEND_WRITE))
+ if (is_inode_flag_set(inode, FI_APPEND_WRITE))
add_ino_entry(sbi, inode->i_ino, APPEND_INO);
- if (is_inode_flag_set(fi, FI_UPDATE_WRITE))
+ if (is_inode_flag_set(inode, FI_UPDATE_WRITE))
add_ino_entry(sbi, inode->i_ino, UPDATE_INO);
- if (is_inode_flag_set(fi, FI_FREE_NID)) {
- if (err && err != -ENOENT)
- alloc_nid_done(sbi, inode->i_ino);
- else
- alloc_nid_failed(sbi, inode->i_ino);
- clear_inode_flag(fi, FI_FREE_NID);
- }
-
- if (err && err != -ENOENT) {
- if (!exist_written_data(sbi, inode->i_ino, ORPHAN_INO)) {
- /*
- * get here because we failed to release resource
- * of inode previously, reminder our user to run fsck
- * for fixing.
- */
- set_sbi_flag(sbi, SBI_NEED_FSCK);
- f2fs_msg(sbi->sb, KERN_WARNING,
- "inode (ino:%lu) resource leak, run fsck "
- "to fix this issue!", inode->i_ino);
- }
+ if (is_inode_flag_set(inode, FI_FREE_NID)) {
+ alloc_nid_failed(sbi, inode->i_ino);
+ clear_inode_flag(inode, FI_FREE_NID);
}
+ f2fs_bug_on(sbi, err &&
+ !exist_written_data(sbi, inode->i_ino, ORPHAN_INO));
out_clear:
fscrypt_put_encryption_info(inode, NULL);
clear_inode(inode);
@@ -397,37 +422,32 @@ out_clear:
void handle_failed_inode(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
- int err = 0;
+ struct node_info ni;
- clear_nlink(inode);
- make_bad_inode(inode);
+ /* don't make bad inode, since it becomes a regular file. */
unlock_new_inode(inode);
- i_size_write(inode, 0);
- if (F2FS_HAS_BLOCKS(inode))
- err = f2fs_truncate(inode, false);
-
- if (!err)
- err = remove_inode_page(inode);
-
/*
- * if we skip truncate_node in remove_inode_page bacause we failed
- * before, it's better to find another way to release resource of
- * this inode (e.g. valid block count, node block or nid). Here we
- * choose to add this inode to orphan list, so that we can call iput
- * for releasing in orphan recovery flow.
- *
* Note: we should add inode to orphan list before f2fs_unlock_op()
* so we can prevent losing this orphan when encoutering checkpoint
* and following suddenly power-off.
*/
- if (err && err != -ENOENT) {
- err = acquire_orphan_inode(sbi);
- if (!err)
- add_orphan_inode(sbi, inode->i_ino);
+ get_node_info(sbi, inode->i_ino, &ni);
+
+ if (ni.blk_addr != NULL_ADDR) {
+ int err = acquire_orphan_inode(sbi);
+ if (err) {
+ set_sbi_flag(sbi, SBI_NEED_FSCK);
+ f2fs_msg(sbi->sb, KERN_WARNING,
+ "Too many orphan inodes, run fsck to fix.");
+ } else {
+ add_orphan_inode(inode);
+ }
+ alloc_nid_done(sbi, inode->i_ino);
+ } else {
+ set_inode_flag(inode, FI_FREE_NID);
}
- set_inode_flag(F2FS_I(inode), FI_FREE_NID);
f2fs_unlock_op(sbi);
/* iput will drop the inode object */
generated by cgit v1.2.3 (git 2.39.0) at 2025-03-06 21:06:21 +0300