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-rw-r--r--fs/nilfs2/Makefile1
-rw-r--r--fs/nilfs2/btnode.c20
-rw-r--r--fs/nilfs2/btree.c6
-rw-r--r--fs/nilfs2/export.h1
-rw-r--r--fs/nilfs2/namei.c2
-rw-r--r--fs/nilfs2/page.c37
-rw-r--r--fs/nilfs2/segbuf.c2
-rw-r--r--fs/nilfs2/segbuf.h4
-rw-r--r--fs/nilfs2/segment.c37
-rw-r--r--fs/nilfs2/segment.h3
-rw-r--r--fs/nilfs2/sufile.c34
-rw-r--r--fs/nilfs2/sufile.h2
-rw-r--r--fs/nilfs2/super.c29
-rw-r--r--fs/nilfs2/sysfs.c21
-rw-r--r--fs/nilfs2/the_nilfs.c14
-rw-r--r--fs/nilfs2/the_nilfs.h13
16 files changed, 112 insertions, 114 deletions
diff --git a/fs/nilfs2/Makefile b/fs/nilfs2/Makefile
index fc603e0431bb..43b60b8a4d07 100644
--- a/fs/nilfs2/Makefile
+++ b/fs/nilfs2/Makefile
@@ -1,3 +1,4 @@
+# SPDX-License-Identifier: GPL-2.0
obj-$(CONFIG_NILFS2_FS) += nilfs2.o
nilfs2-y := inode.o file.o dir.o super.o namei.o page.o mdt.o \
btnode.o bmap.o btree.o direct.o dat.o recovery.o \
diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c
index c21e0b4454a6..dec98cab729d 100644
--- a/fs/nilfs2/btnode.c
+++ b/fs/nilfs2/btnode.c
@@ -193,9 +193,9 @@ retry:
(unsigned long long)oldkey,
(unsigned long long)newkey);
- spin_lock_irq(&btnc->tree_lock);
- err = radix_tree_insert(&btnc->page_tree, newkey, obh->b_page);
- spin_unlock_irq(&btnc->tree_lock);
+ xa_lock_irq(&btnc->i_pages);
+ err = radix_tree_insert(&btnc->i_pages, newkey, obh->b_page);
+ xa_unlock_irq(&btnc->i_pages);
/*
* Note: page->index will not change to newkey until
* nilfs_btnode_commit_change_key() will be called.
@@ -251,11 +251,11 @@ void nilfs_btnode_commit_change_key(struct address_space *btnc,
(unsigned long long)newkey);
mark_buffer_dirty(obh);
- spin_lock_irq(&btnc->tree_lock);
- radix_tree_delete(&btnc->page_tree, oldkey);
- radix_tree_tag_set(&btnc->page_tree, newkey,
+ xa_lock_irq(&btnc->i_pages);
+ radix_tree_delete(&btnc->i_pages, oldkey);
+ radix_tree_tag_set(&btnc->i_pages, newkey,
PAGECACHE_TAG_DIRTY);
- spin_unlock_irq(&btnc->tree_lock);
+ xa_unlock_irq(&btnc->i_pages);
opage->index = obh->b_blocknr = newkey;
unlock_page(opage);
@@ -283,9 +283,9 @@ void nilfs_btnode_abort_change_key(struct address_space *btnc,
return;
if (nbh == NULL) { /* blocksize == pagesize */
- spin_lock_irq(&btnc->tree_lock);
- radix_tree_delete(&btnc->page_tree, newkey);
- spin_unlock_irq(&btnc->tree_lock);
+ xa_lock_irq(&btnc->i_pages);
+ radix_tree_delete(&btnc->i_pages, newkey);
+ xa_unlock_irq(&btnc->i_pages);
unlock_page(ctxt->bh->b_page);
} else
brelse(nbh);
diff --git a/fs/nilfs2/btree.c b/fs/nilfs2/btree.c
index 06ffa135dfa6..16a7a67a11c9 100644
--- a/fs/nilfs2/btree.c
+++ b/fs/nilfs2/btree.c
@@ -2156,10 +2156,10 @@ static void nilfs_btree_lookup_dirty_buffers(struct nilfs_bmap *btree,
level++)
INIT_LIST_HEAD(&lists[level]);
- pagevec_init(&pvec, 0);
+ pagevec_init(&pvec);
- while (pagevec_lookup_tag(&pvec, btcache, &index, PAGECACHE_TAG_DIRTY,
- PAGEVEC_SIZE)) {
+ while (pagevec_lookup_tag(&pvec, btcache, &index,
+ PAGECACHE_TAG_DIRTY)) {
for (i = 0; i < pagevec_count(&pvec); i++) {
bh = head = page_buffers(pvec.pages[i]);
do {
diff --git a/fs/nilfs2/export.h b/fs/nilfs2/export.h
index 00107fdb9343..d29fd837c42c 100644
--- a/fs/nilfs2/export.h
+++ b/fs/nilfs2/export.h
@@ -1,3 +1,4 @@
+/* SPDX-License-Identifier: GPL-2.0 */
#ifndef NILFS_EXPORT_H
#define NILFS_EXPORT_H
diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c
index 515d13c196da..1a2894aa0194 100644
--- a/fs/nilfs2/namei.c
+++ b/fs/nilfs2/namei.c
@@ -150,7 +150,7 @@ static int nilfs_symlink(struct inode *dir, struct dentry *dentry,
if (err)
return err;
- inode = nilfs_new_inode(dir, S_IFLNK | S_IRWXUGO);
+ inode = nilfs_new_inode(dir, S_IFLNK | 0777);
err = PTR_ERR(inode);
if (IS_ERR(inode))
goto out;
diff --git a/fs/nilfs2/page.c b/fs/nilfs2/page.c
index 8616c46d33da..4cb850a6f1c2 100644
--- a/fs/nilfs2/page.c
+++ b/fs/nilfs2/page.c
@@ -255,10 +255,9 @@ int nilfs_copy_dirty_pages(struct address_space *dmap,
pgoff_t index = 0;
int err = 0;
- pagevec_init(&pvec, 0);
+ pagevec_init(&pvec);
repeat:
- if (!pagevec_lookup_tag(&pvec, smap, &index, PAGECACHE_TAG_DIRTY,
- PAGEVEC_SIZE))
+ if (!pagevec_lookup_tag(&pvec, smap, &index, PAGECACHE_TAG_DIRTY))
return 0;
for (i = 0; i < pagevec_count(&pvec); i++) {
@@ -310,7 +309,7 @@ void nilfs_copy_back_pages(struct address_space *dmap,
pgoff_t index = 0;
int err;
- pagevec_init(&pvec, 0);
+ pagevec_init(&pvec);
repeat:
n = pagevec_lookup(&pvec, smap, &index);
if (!n)
@@ -332,15 +331,15 @@ repeat:
struct page *page2;
/* move the page to the destination cache */
- spin_lock_irq(&smap->tree_lock);
- page2 = radix_tree_delete(&smap->page_tree, offset);
+ xa_lock_irq(&smap->i_pages);
+ page2 = radix_tree_delete(&smap->i_pages, offset);
WARN_ON(page2 != page);
smap->nrpages--;
- spin_unlock_irq(&smap->tree_lock);
+ xa_unlock_irq(&smap->i_pages);
- spin_lock_irq(&dmap->tree_lock);
- err = radix_tree_insert(&dmap->page_tree, offset, page);
+ xa_lock_irq(&dmap->i_pages);
+ err = radix_tree_insert(&dmap->i_pages, offset, page);
if (unlikely(err < 0)) {
WARN_ON(err == -EEXIST);
page->mapping = NULL;
@@ -349,11 +348,11 @@ repeat:
page->mapping = dmap;
dmap->nrpages++;
if (PageDirty(page))
- radix_tree_tag_set(&dmap->page_tree,
+ radix_tree_tag_set(&dmap->i_pages,
offset,
PAGECACHE_TAG_DIRTY);
}
- spin_unlock_irq(&dmap->tree_lock);
+ xa_unlock_irq(&dmap->i_pages);
}
unlock_page(page);
}
@@ -374,10 +373,10 @@ void nilfs_clear_dirty_pages(struct address_space *mapping, bool silent)
unsigned int i;
pgoff_t index = 0;
- pagevec_init(&pvec, 0);
+ pagevec_init(&pvec);
- while (pagevec_lookup_tag(&pvec, mapping, &index, PAGECACHE_TAG_DIRTY,
- PAGEVEC_SIZE)) {
+ while (pagevec_lookup_tag(&pvec, mapping, &index,
+ PAGECACHE_TAG_DIRTY)) {
for (i = 0; i < pagevec_count(&pvec); i++) {
struct page *page = pvec.pages[i];
@@ -475,15 +474,15 @@ int __nilfs_clear_page_dirty(struct page *page)
struct address_space *mapping = page->mapping;
if (mapping) {
- spin_lock_irq(&mapping->tree_lock);
+ xa_lock_irq(&mapping->i_pages);
if (test_bit(PG_dirty, &page->flags)) {
- radix_tree_tag_clear(&mapping->page_tree,
+ radix_tree_tag_clear(&mapping->i_pages,
page_index(page),
PAGECACHE_TAG_DIRTY);
- spin_unlock_irq(&mapping->tree_lock);
+ xa_unlock_irq(&mapping->i_pages);
return clear_page_dirty_for_io(page);
}
- spin_unlock_irq(&mapping->tree_lock);
+ xa_unlock_irq(&mapping->i_pages);
return 0;
}
return TestClearPageDirty(page);
@@ -519,7 +518,7 @@ unsigned long nilfs_find_uncommitted_extent(struct inode *inode,
index = start_blk >> (PAGE_SHIFT - inode->i_blkbits);
nblocks_in_page = 1U << (PAGE_SHIFT - inode->i_blkbits);
- pagevec_init(&pvec, 0);
+ pagevec_init(&pvec);
repeat:
pvec.nr = find_get_pages_contig(inode->i_mapping, index, PAGEVEC_SIZE,
diff --git a/fs/nilfs2/segbuf.c b/fs/nilfs2/segbuf.c
index 6c5009cc4e6f..68cb9e4740b4 100644
--- a/fs/nilfs2/segbuf.c
+++ b/fs/nilfs2/segbuf.c
@@ -130,7 +130,7 @@ int nilfs_segbuf_extend_payload(struct nilfs_segment_buffer *segbuf,
}
int nilfs_segbuf_reset(struct nilfs_segment_buffer *segbuf, unsigned int flags,
- time_t ctime, __u64 cno)
+ time64_t ctime, __u64 cno)
{
int err;
diff --git a/fs/nilfs2/segbuf.h b/fs/nilfs2/segbuf.h
index 7bbccc099709..10e16935fff6 100644
--- a/fs/nilfs2/segbuf.h
+++ b/fs/nilfs2/segbuf.h
@@ -46,7 +46,7 @@ struct nilfs_segsum_info {
unsigned long nfileblk;
u64 seg_seq;
__u64 cno;
- time_t ctime;
+ time64_t ctime;
sector_t next;
};
@@ -120,7 +120,7 @@ void nilfs_segbuf_map_cont(struct nilfs_segment_buffer *segbuf,
struct nilfs_segment_buffer *prev);
void nilfs_segbuf_set_next_segnum(struct nilfs_segment_buffer *, __u64,
struct the_nilfs *);
-int nilfs_segbuf_reset(struct nilfs_segment_buffer *, unsigned int, time_t,
+int nilfs_segbuf_reset(struct nilfs_segment_buffer *, unsigned int, time64_t,
__u64);
int nilfs_segbuf_extend_segsum(struct nilfs_segment_buffer *);
int nilfs_segbuf_extend_payload(struct nilfs_segment_buffer *,
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 70ded52dc1dd..0953635e7d48 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -708,21 +708,17 @@ static size_t nilfs_lookup_dirty_data_buffers(struct inode *inode,
index = start >> PAGE_SHIFT;
last = end >> PAGE_SHIFT;
}
- pagevec_init(&pvec, 0);
+ pagevec_init(&pvec);
repeat:
if (unlikely(index > last) ||
- !pagevec_lookup_tag(&pvec, mapping, &index, PAGECACHE_TAG_DIRTY,
- min_t(pgoff_t, last - index,
- PAGEVEC_SIZE - 1) + 1))
+ !pagevec_lookup_range_tag(&pvec, mapping, &index, last,
+ PAGECACHE_TAG_DIRTY))
return ndirties;
for (i = 0; i < pagevec_count(&pvec); i++) {
struct buffer_head *bh, *head;
struct page *page = pvec.pages[i];
- if (unlikely(page->index > last))
- break;
-
lock_page(page);
if (!page_has_buffers(page))
create_empty_buffers(page, i_blocksize(inode), 0);
@@ -757,10 +753,10 @@ static void nilfs_lookup_dirty_node_buffers(struct inode *inode,
unsigned int i;
pgoff_t index = 0;
- pagevec_init(&pvec, 0);
+ pagevec_init(&pvec);
- while (pagevec_lookup_tag(&pvec, mapping, &index, PAGECACHE_TAG_DIRTY,
- PAGEVEC_SIZE)) {
+ while (pagevec_lookup_tag(&pvec, mapping, &index,
+ PAGECACHE_TAG_DIRTY)) {
for (i = 0; i < pagevec_count(&pvec); i++) {
bh = head = page_buffers(pvec.pages[i]);
do {
@@ -1958,8 +1954,6 @@ static int nilfs_segctor_collect_dirty_files(struct nilfs_sc_info *sci,
err, ii->vfs_inode.i_ino);
return err;
}
- mark_buffer_dirty(ibh);
- nilfs_mdt_mark_dirty(ifile);
spin_lock(&nilfs->ns_inode_lock);
if (likely(!ii->i_bh))
ii->i_bh = ibh;
@@ -1968,6 +1962,10 @@ static int nilfs_segctor_collect_dirty_files(struct nilfs_sc_info *sci,
goto retry;
}
+ // Always redirty the buffer to avoid race condition
+ mark_buffer_dirty(ii->i_bh);
+ nilfs_mdt_mark_dirty(ifile);
+
clear_bit(NILFS_I_QUEUED, &ii->i_state);
set_bit(NILFS_I_BUSY, &ii->i_state);
list_move_tail(&ii->i_dirty, &sci->sc_dirty_files);
@@ -1981,7 +1979,7 @@ static void nilfs_segctor_drop_written_files(struct nilfs_sc_info *sci,
struct the_nilfs *nilfs)
{
struct nilfs_inode_info *ii, *n;
- int during_mount = !(sci->sc_super->s_flags & MS_ACTIVE);
+ int during_mount = !(sci->sc_super->s_flags & SB_ACTIVE);
int defer_iput = false;
spin_lock(&nilfs->ns_inode_lock);
@@ -2042,7 +2040,7 @@ static int nilfs_segctor_do_construct(struct nilfs_sc_info *sci, int mode)
goto out;
/* Update time stamp */
- sci->sc_seg_ctime = get_seconds();
+ sci->sc_seg_ctime = ktime_get_real_seconds();
err = nilfs_segctor_collect(sci, nilfs, mode);
if (unlikely(err))
@@ -2404,11 +2402,11 @@ static int nilfs_segctor_construct(struct nilfs_sc_info *sci, int mode)
return err;
}
-static void nilfs_construction_timeout(unsigned long data)
+static void nilfs_construction_timeout(struct timer_list *t)
{
- struct task_struct *p = (struct task_struct *)data;
+ struct nilfs_sc_info *sci = from_timer(sci, t, sc_timer);
- wake_up_process(p);
+ wake_up_process(sci->sc_timer_task);
}
static void
@@ -2546,8 +2544,7 @@ static int nilfs_segctor_thread(void *arg)
struct the_nilfs *nilfs = sci->sc_super->s_fs_info;
int timeout = 0;
- sci->sc_timer.data = (unsigned long)current;
- sci->sc_timer.function = nilfs_construction_timeout;
+ sci->sc_timer_task = current;
/* start sync. */
sci->sc_task = current;
@@ -2678,7 +2675,7 @@ static struct nilfs_sc_info *nilfs_segctor_new(struct super_block *sb,
INIT_LIST_HEAD(&sci->sc_gc_inodes);
INIT_LIST_HEAD(&sci->sc_iput_queue);
INIT_WORK(&sci->sc_iput_work, nilfs_iput_work_func);
- init_timer(&sci->sc_timer);
+ timer_setup(&sci->sc_timer, nilfs_construction_timeout, 0);
sci->sc_interval = HZ * NILFS_SC_DEFAULT_TIMEOUT;
sci->sc_mjcp_freq = HZ * NILFS_SC_DEFAULT_SR_FREQ;
diff --git a/fs/nilfs2/segment.h b/fs/nilfs2/segment.h
index 1060949d7dd2..04634e3e3d58 100644
--- a/fs/nilfs2/segment.h
+++ b/fs/nilfs2/segment.h
@@ -157,7 +157,7 @@ struct nilfs_sc_info {
unsigned long sc_blk_cnt;
unsigned long sc_datablk_cnt;
unsigned long sc_nblk_this_inc;
- time_t sc_seg_ctime;
+ time64_t sc_seg_ctime;
__u64 sc_cno;
unsigned long sc_flags;
@@ -180,6 +180,7 @@ struct nilfs_sc_info {
unsigned long sc_watermark;
struct timer_list sc_timer;
+ struct task_struct *sc_timer_task;
struct task_struct *sc_task;
};
diff --git a/fs/nilfs2/sufile.c b/fs/nilfs2/sufile.c
index 1541a1e9221a..c7fa139d50e8 100644
--- a/fs/nilfs2/sufile.c
+++ b/fs/nilfs2/sufile.c
@@ -526,7 +526,7 @@ int nilfs_sufile_mark_dirty(struct inode *sufile, __u64 segnum)
* @modtime: modification time (option)
*/
int nilfs_sufile_set_segment_usage(struct inode *sufile, __u64 segnum,
- unsigned long nblocks, time_t modtime)
+ unsigned long nblocks, time64_t modtime)
{
struct buffer_head *bh;
struct nilfs_segment_usage *su;
@@ -630,22 +630,22 @@ void nilfs_sufile_do_set_error(struct inode *sufile, __u64 segnum,
}
/**
- * nilfs_sufile_truncate_range - truncate range of segment array
- * @sufile: inode of segment usage file
- * @start: start segment number (inclusive)
- * @end: end segment number (inclusive)
- *
- * Return Value: On success, 0 is returned. On error, one of the
- * following negative error codes is returned.
- *
- * %-EIO - I/O error.
- *
- * %-ENOMEM - Insufficient amount of memory available.
- *
- * %-EINVAL - Invalid number of segments specified
- *
- * %-EBUSY - Dirty or active segments are present in the range
- */
+ * nilfs_sufile_truncate_range - truncate range of segment array
+ * @sufile: inode of segment usage file
+ * @start: start segment number (inclusive)
+ * @end: end segment number (inclusive)
+ *
+ * Return Value: On success, 0 is returned. On error, one of the
+ * following negative error codes is returned.
+ *
+ * %-EIO - I/O error.
+ *
+ * %-ENOMEM - Insufficient amount of memory available.
+ *
+ * %-EINVAL - Invalid number of segments specified
+ *
+ * %-EBUSY - Dirty or active segments are present in the range
+ */
static int nilfs_sufile_truncate_range(struct inode *sufile,
__u64 start, __u64 end)
{
diff --git a/fs/nilfs2/sufile.h b/fs/nilfs2/sufile.h
index 158a9190c8ec..673a891350f4 100644
--- a/fs/nilfs2/sufile.h
+++ b/fs/nilfs2/sufile.h
@@ -35,7 +35,7 @@ int nilfs_sufile_set_alloc_range(struct inode *sufile, __u64 start, __u64 end);
int nilfs_sufile_alloc(struct inode *, __u64 *);
int nilfs_sufile_mark_dirty(struct inode *sufile, __u64 segnum);
int nilfs_sufile_set_segment_usage(struct inode *sufile, __u64 segnum,
- unsigned long nblocks, time_t modtime);
+ unsigned long nblocks, time64_t modtime);
int nilfs_sufile_get_stat(struct inode *, struct nilfs_sustat *);
ssize_t nilfs_sufile_get_suinfo(struct inode *, __u64, void *, unsigned int,
size_t);
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 4fc018dfcfae..6ffeca84d7c3 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -141,7 +141,7 @@ void __nilfs_error(struct super_block *sb, const char *function,
if (nilfs_test_opt(nilfs, ERRORS_RO)) {
printk(KERN_CRIT "Remounting filesystem read-only\n");
- sb->s_flags |= MS_RDONLY;
+ sb->s_flags |= SB_RDONLY;
}
}
@@ -160,7 +160,6 @@ struct inode *nilfs_alloc_inode(struct super_block *sb)
ii->i_bh = NULL;
ii->i_state = 0;
ii->i_cno = 0;
- ii->vfs_inode.i_version = 1;
nilfs_mapping_init(&ii->i_btnode_cache, &ii->vfs_inode);
return &ii->vfs_inode;
}
@@ -284,10 +283,10 @@ int nilfs_commit_super(struct super_block *sb, int flag)
{
struct the_nilfs *nilfs = sb->s_fs_info;
struct nilfs_super_block **sbp = nilfs->ns_sbp;
- time_t t;
+ time64_t t;
/* nilfs->ns_sem must be locked by the caller. */
- t = get_seconds();
+ t = ktime_get_real_seconds();
nilfs->ns_sbwtime = t;
sbp[0]->s_wtime = cpu_to_le64(t);
sbp[0]->s_sum = 0;
@@ -870,7 +869,7 @@ int nilfs_store_magic_and_option(struct super_block *sb,
/* FS independent flags */
#ifdef NILFS_ATIME_DISABLE
- sb->s_flags |= MS_NOATIME;
+ sb->s_flags |= SB_NOATIME;
#endif
nilfs_set_default_options(sb, sbp);
@@ -1134,7 +1133,7 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data)
err = -EINVAL;
goto restore_opts;
}
- sb->s_flags = (sb->s_flags & ~MS_POSIXACL);
+ sb->s_flags = (sb->s_flags & ~SB_POSIXACL);
err = -EINVAL;
@@ -1144,12 +1143,12 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data)
goto restore_opts;
}
- if ((bool)(*flags & MS_RDONLY) == sb_rdonly(sb))
+ if ((bool)(*flags & SB_RDONLY) == sb_rdonly(sb))
goto out;
- if (*flags & MS_RDONLY) {
+ if (*flags & SB_RDONLY) {
/* Shutting down log writer */
nilfs_detach_log_writer(sb);
- sb->s_flags |= MS_RDONLY;
+ sb->s_flags |= SB_RDONLY;
/*
* Remounting a valid RW partition RDONLY, so set
@@ -1179,7 +1178,7 @@ static int nilfs_remount(struct super_block *sb, int *flags, char *data)
goto restore_opts;
}
- sb->s_flags &= ~MS_RDONLY;
+ sb->s_flags &= ~SB_RDONLY;
root = NILFS_I(d_inode(sb->s_root))->i_root;
err = nilfs_attach_log_writer(sb, root);
@@ -1213,7 +1212,7 @@ static int nilfs_parse_snapshot_option(const char *option,
const char *msg = NULL;
int err;
- if (!(sd->flags & MS_RDONLY)) {
+ if (!(sd->flags & SB_RDONLY)) {
msg = "read-only option is not specified";
goto parse_error;
}
@@ -1287,7 +1286,7 @@ nilfs_mount(struct file_system_type *fs_type, int flags,
struct dentry *root_dentry;
int err, s_new = false;
- if (!(flags & MS_RDONLY))
+ if (!(flags & SB_RDONLY))
mode |= FMODE_WRITE;
sd.bdev = blkdev_get_by_path(dev_name, mode, fs_type);
@@ -1328,14 +1327,14 @@ nilfs_mount(struct file_system_type *fs_type, int flags,
snprintf(s->s_id, sizeof(s->s_id), "%pg", sd.bdev);
sb_set_blocksize(s, block_size(sd.bdev));
- err = nilfs_fill_super(s, data, flags & MS_SILENT ? 1 : 0);
+ err = nilfs_fill_super(s, data, flags & SB_SILENT ? 1 : 0);
if (err)
goto failed_super;
- s->s_flags |= MS_ACTIVE;
+ s->s_flags |= SB_ACTIVE;
} else if (!sd.cno) {
if (nilfs_tree_is_busy(s->s_root)) {
- if ((flags ^ s->s_flags) & MS_RDONLY) {
+ if ((flags ^ s->s_flags) & SB_RDONLY) {
nilfs_msg(s, KERN_ERR,
"the device already has a %s mount.",
sb_rdonly(s) ? "read-only" : "read/write");
diff --git a/fs/nilfs2/sysfs.c b/fs/nilfs2/sysfs.c
index 490303e3d517..4b25837e7724 100644
--- a/fs/nilfs2/sysfs.c
+++ b/fs/nilfs2/sysfs.c
@@ -31,7 +31,7 @@ static struct kset *nilfs_kset;
#define NILFS_SHOW_TIME(time_t_val, buf) ({ \
struct tm res; \
int count = 0; \
- time_to_tm(time_t_val, 0, &res); \
+ time64_to_tm(time_t_val, 0, &res); \
res.tm_year += 1900; \
res.tm_mon += 1; \
count = scnprintf(buf, PAGE_SIZE, \
@@ -579,7 +579,7 @@ nilfs_segctor_last_seg_write_time_show(struct nilfs_segctor_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- time_t ctime;
+ time64_t ctime;
down_read(&nilfs->ns_segctor_sem);
ctime = nilfs->ns_ctime;
@@ -593,13 +593,13 @@ nilfs_segctor_last_seg_write_time_secs_show(struct nilfs_segctor_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- time_t ctime;
+ time64_t ctime;
down_read(&nilfs->ns_segctor_sem);
ctime = nilfs->ns_ctime;
up_read(&nilfs->ns_segctor_sem);
- return snprintf(buf, PAGE_SIZE, "%llu\n", (unsigned long long)ctime);
+ return snprintf(buf, PAGE_SIZE, "%llu\n", ctime);
}
static ssize_t
@@ -607,7 +607,7 @@ nilfs_segctor_last_nongc_write_time_show(struct nilfs_segctor_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- time_t nongc_ctime;
+ time64_t nongc_ctime;
down_read(&nilfs->ns_segctor_sem);
nongc_ctime = nilfs->ns_nongc_ctime;
@@ -621,14 +621,13 @@ nilfs_segctor_last_nongc_write_time_secs_show(struct nilfs_segctor_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- time_t nongc_ctime;
+ time64_t nongc_ctime;
down_read(&nilfs->ns_segctor_sem);
nongc_ctime = nilfs->ns_nongc_ctime;
up_read(&nilfs->ns_segctor_sem);
- return snprintf(buf, PAGE_SIZE, "%llu\n",
- (unsigned long long)nongc_ctime);
+ return snprintf(buf, PAGE_SIZE, "%llu\n", nongc_ctime);
}
static ssize_t
@@ -728,7 +727,7 @@ nilfs_superblock_sb_write_time_show(struct nilfs_superblock_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- time_t sbwtime;
+ time64_t sbwtime;
down_read(&nilfs->ns_sem);
sbwtime = nilfs->ns_sbwtime;
@@ -742,13 +741,13 @@ nilfs_superblock_sb_write_time_secs_show(struct nilfs_superblock_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- time_t sbwtime;
+ time64_t sbwtime;
down_read(&nilfs->ns_sem);
sbwtime = nilfs->ns_sbwtime;
up_read(&nilfs->ns_sem);
- return snprintf(buf, PAGE_SIZE, "%llu\n", (unsigned long long)sbwtime);
+ return snprintf(buf, PAGE_SIZE, "%llu\n", sbwtime);
}
static ssize_t
diff --git a/fs/nilfs2/the_nilfs.c b/fs/nilfs2/the_nilfs.c
index 2dd75bf619ad..1a85317e83f0 100644
--- a/fs/nilfs2/the_nilfs.c
+++ b/fs/nilfs2/the_nilfs.c
@@ -220,7 +220,7 @@ int load_nilfs(struct the_nilfs *nilfs, struct super_block *sb)
if (!valid_fs) {
nilfs_msg(sb, KERN_WARNING, "mounting unchecked fs");
- if (s_flags & MS_RDONLY) {
+ if (s_flags & SB_RDONLY) {
nilfs_msg(sb, KERN_INFO,
"recovery required for readonly filesystem");
nilfs_msg(sb, KERN_INFO,
@@ -286,7 +286,7 @@ int load_nilfs(struct the_nilfs *nilfs, struct super_block *sb)
if (valid_fs)
goto skip_recovery;
- if (s_flags & MS_RDONLY) {
+ if (s_flags & SB_RDONLY) {
__u64 features;
if (nilfs_test_opt(nilfs, NORECOVERY)) {
@@ -309,7 +309,7 @@ int load_nilfs(struct the_nilfs *nilfs, struct super_block *sb)
err = -EROFS;
goto failed_unload;
}
- sb->s_flags &= ~MS_RDONLY;
+ sb->s_flags &= ~SB_RDONLY;
} else if (nilfs_test_opt(nilfs, NORECOVERY)) {
nilfs_msg(sb, KERN_ERR,
"recovery cancelled because norecovery option was specified for a read/write mount");
@@ -737,7 +737,7 @@ struct nilfs_root *nilfs_lookup_root(struct the_nilfs *nilfs, __u64 cno)
} else if (cno > root->cno) {
n = n->rb_right;
} else {
- atomic_inc(&root->count);
+ refcount_inc(&root->count);
spin_unlock(&nilfs->ns_cptree_lock);
return root;
}
@@ -776,7 +776,7 @@ nilfs_find_or_create_root(struct the_nilfs *nilfs, __u64 cno)
} else if (cno > root->cno) {
p = &(*p)->rb_right;
} else {
- atomic_inc(&root->count);
+ refcount_inc(&root->count);
spin_unlock(&nilfs->ns_cptree_lock);
kfree(new);
return root;
@@ -786,7 +786,7 @@ nilfs_find_or_create_root(struct the_nilfs *nilfs, __u64 cno)
new->cno = cno;
new->ifile = NULL;
new->nilfs = nilfs;
- atomic_set(&new->count, 1);
+ refcount_set(&new->count, 1);
atomic64_set(&new->inodes_count, 0);
atomic64_set(&new->blocks_count, 0);
@@ -806,7 +806,7 @@ nilfs_find_or_create_root(struct the_nilfs *nilfs, __u64 cno)
void nilfs_put_root(struct nilfs_root *root)
{
- if (atomic_dec_and_test(&root->count)) {
+ if (refcount_dec_and_test(&root->count)) {
struct the_nilfs *nilfs = root->nilfs;
nilfs_sysfs_delete_snapshot_group(root);
diff --git a/fs/nilfs2/the_nilfs.h b/fs/nilfs2/the_nilfs.h
index b305c6f033e7..36da1779f976 100644
--- a/fs/nilfs2/the_nilfs.h
+++ b/fs/nilfs2/the_nilfs.h
@@ -27,6 +27,7 @@
#include <linux/blkdev.h>
#include <linux/backing-dev.h>
#include <linux/slab.h>
+#include <linux/refcount.h>
struct nilfs_sc_info;
struct nilfs_sysfs_dev_subgroups;
@@ -115,7 +116,7 @@ struct the_nilfs {
*/
struct buffer_head *ns_sbh[2];
struct nilfs_super_block *ns_sbp[2];
- time_t ns_sbwtime;
+ time64_t ns_sbwtime;
unsigned int ns_sbwcount;
unsigned int ns_sbsize;
unsigned int ns_mount_state;
@@ -130,8 +131,8 @@ struct the_nilfs {
__u64 ns_nextnum;
unsigned long ns_pseg_offset;
__u64 ns_cno;
- time_t ns_ctime;
- time_t ns_nongc_ctime;
+ time64_t ns_ctime;
+ time64_t ns_nongc_ctime;
atomic_t ns_ndirtyblks;
/*
@@ -246,7 +247,7 @@ struct nilfs_root {
__u64 cno;
struct rb_node rb_node;
- atomic_t count;
+ refcount_t count;
struct the_nilfs *nilfs;
struct inode *ifile;
@@ -266,7 +267,7 @@ struct nilfs_root {
static inline int nilfs_sb_need_update(struct the_nilfs *nilfs)
{
- u64 t = get_seconds();
+ u64 t = ktime_get_real_seconds();
return t < nilfs->ns_sbwtime ||
t > nilfs->ns_sbwtime + nilfs->ns_sb_update_freq;
@@ -299,7 +300,7 @@ void nilfs_swap_super_block(struct the_nilfs *);
static inline void nilfs_get_root(struct nilfs_root *root)
{
- atomic_inc(&root->count);
+ refcount_inc(&root->count);
}
static inline int nilfs_valid_fs(struct the_nilfs *nilfs)
generated by cgit (git 2.34.1) at 2024-06-20 18:17:38 +0000