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Diffstat (limited to 'fs/exofs/inode.c')
-rw-r--r--fs/exofs/inode.c22
1 files changed, 14 insertions, 8 deletions
diff --git a/fs/exofs/inode.c b/fs/exofs/inode.c
index eb7368ebd8c..44602754f75 100644
--- a/fs/exofs/inode.c
+++ b/fs/exofs/inode.c
@@ -54,6 +54,9 @@ struct page_collect {
unsigned nr_pages;
unsigned long length;
loff_t pg_first; /* keep 64bit also in 32-arches */
+ bool read_4_write; /* This means two things: that the read is sync
+ * And the pages should not be unlocked.
+ */
};
static void _pcol_init(struct page_collect *pcol, unsigned expected_pages,
@@ -71,6 +74,7 @@ static void _pcol_init(struct page_collect *pcol, unsigned expected_pages,
pcol->nr_pages = 0;
pcol->length = 0;
pcol->pg_first = -1;
+ pcol->read_4_write = false;
}
static void _pcol_reset(struct page_collect *pcol)
@@ -347,7 +351,8 @@ static int readpage_strip(void *data, struct page *page)
if (PageError(page))
ClearPageError(page);
- unlock_page(page);
+ if (!pcol->read_4_write)
+ unlock_page(page);
EXOFS_DBGMSG("readpage_strip(0x%lx, 0x%lx) empty page,"
" splitting\n", inode->i_ino, page->index);
@@ -428,6 +433,7 @@ static int _readpage(struct page *page, bool is_sync)
/* readpage_strip might call read_exec(,is_sync==false) at several
* places but not if we have a single page.
*/
+ pcol.read_4_write = is_sync;
ret = readpage_strip(&pcol, page);
if (ret) {
EXOFS_ERR("_readpage => %d\n", ret);
@@ -505,7 +511,7 @@ static int write_exec(struct page_collect *pcol)
pcol_copy = kmalloc(sizeof(*pcol_copy), GFP_KERNEL);
if (!pcol_copy) {
- EXOFS_ERR("write_exec: Faild to kmalloc(pcol)\n");
+ EXOFS_ERR("write_exec: Failed to kmalloc(pcol)\n");
ret = -ENOMEM;
goto err;
}
@@ -521,7 +527,7 @@ static int write_exec(struct page_collect *pcol)
ret = exofs_oi_write(oi, ios);
if (unlikely(ret)) {
- EXOFS_ERR("write_exec: exofs_oi_write() Faild\n");
+ EXOFS_ERR("write_exec: exofs_oi_write() Failed\n");
goto err;
}
@@ -622,7 +628,7 @@ try_again:
/* split the request, next loop will start again */
ret = write_exec(pcol);
if (unlikely(ret)) {
- EXOFS_DBGMSG("write_exec faild => %d", ret);
+ EXOFS_DBGMSG("write_exec failed => %d", ret);
goto fail;
}
@@ -713,7 +719,7 @@ int exofs_write_begin(struct file *file, struct address_space *mapping,
ret = simple_write_begin(file, mapping, pos, len, flags, pagep,
fsdata);
if (ret) {
- EXOFS_DBGMSG("simple_write_begin faild\n");
+ EXOFS_DBGMSG("simple_write_begin failed\n");
goto out;
}
@@ -726,7 +732,7 @@ int exofs_write_begin(struct file *file, struct address_space *mapping,
if (ret) {
/*SetPageError was done by _readpage. Is it ok?*/
unlock_page(page);
- EXOFS_DBGMSG("__readpage_filler faild\n");
+ EXOFS_DBGMSG("__readpage_filler failed\n");
}
}
out:
@@ -1089,7 +1095,7 @@ static void create_done(struct exofs_io_state *ios, void *p)
atomic_dec(&sbi->s_curr_pending);
if (unlikely(ret)) {
- EXOFS_ERR("object=0x%llx creation faild in pid=0x%llx",
+ EXOFS_ERR("object=0x%llx creation failed in pid=0x%llx",
_LLU(exofs_oi_objno(oi)), _LLU(sbi->layout.s_pid));
/*TODO: When FS is corrupted creation can fail, object already
* exist. Get rid of this asynchronous creation, if exist
@@ -1209,7 +1215,7 @@ static int exofs_update_inode(struct inode *inode, int do_sync)
args = kzalloc(sizeof(*args), GFP_KERNEL);
if (!args) {
- EXOFS_DBGMSG("Faild kzalloc of args\n");
+ EXOFS_DBGMSG("Failed kzalloc of args\n");
return -ENOMEM;
}