diff options
author | John W. Linville <linville@tuxdriver.com> | 2012-09-07 15:07:55 -0400 |
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committer | John W. Linville <linville@tuxdriver.com> | 2012-09-07 15:07:55 -0400 |
commit | fac805f8c198092de9a2842efd7f5022e2937b18 (patch) | |
tree | 7557809c373f97a343c427d8fded0696060394ce /mm/filemap_xip.c | |
parent | 2461c7d60f9f3821274e4acf9019cba8b82c94b5 (diff) | |
parent | f10723841e624c0726c70356b31d91befed01dd6 (diff) |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Diffstat (limited to 'mm/filemap_xip.c')
-rw-r--r-- | mm/filemap_xip.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c index 213ca1f53409..13e013b1270c 100644 --- a/mm/filemap_xip.c +++ b/mm/filemap_xip.c @@ -304,6 +304,7 @@ out: static const struct vm_operations_struct xip_file_vm_ops = { .fault = xip_file_fault, + .page_mkwrite = filemap_page_mkwrite, }; int xip_file_mmap(struct file * file, struct vm_area_struct * vma) @@ -401,6 +402,8 @@ xip_file_write(struct file *filp, const char __user *buf, size_t len, loff_t pos; ssize_t ret; + sb_start_write(inode->i_sb); + mutex_lock(&inode->i_mutex); if (!access_ok(VERIFY_READ, buf, len)) { @@ -411,8 +414,6 @@ xip_file_write(struct file *filp, const char __user *buf, size_t len, pos = *ppos; count = len; - vfs_check_frozen(inode->i_sb, SB_FREEZE_WRITE); - /* We can write back this queue in page reclaim */ current->backing_dev_info = mapping->backing_dev_info; @@ -436,6 +437,7 @@ xip_file_write(struct file *filp, const char __user *buf, size_t len, current->backing_dev_info = NULL; out_up: mutex_unlock(&inode->i_mutex); + sb_end_write(inode->i_sb); return ret; } EXPORT_SYMBOL_GPL(xip_file_write); |