From 02bd97997a07a89cb9311c7f00864cfc785c37f9 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Fri, 21 May 2010 11:02:14 -0400 Subject: switch ecryptfs_get_locked_page() to struct inode * Signed-off-by: Al Viro --- fs/ecryptfs/ecryptfs_kernel.h | 2 +- fs/ecryptfs/mmap.c | 12 ++---------- fs/ecryptfs/read_write.c | 8 ++++---- 3 files changed, 7 insertions(+), 15 deletions(-) (limited to 'fs') diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h index bfc2e0f78f00..84dd2f88d00a 100644 --- a/fs/ecryptfs/ecryptfs_kernel.h +++ b/fs/ecryptfs/ecryptfs_kernel.h @@ -739,7 +739,7 @@ int ecryptfs_read_lower_page_segment(struct page *page_for_ecryptfs, pgoff_t page_index, size_t offset_in_page, size_t size, struct inode *ecryptfs_inode); -struct page *ecryptfs_get_locked_page(struct file *file, loff_t index); +struct page *ecryptfs_get_locked_page(struct inode *inode, loff_t index); int ecryptfs_exorcise_daemon(struct ecryptfs_daemon *daemon); int ecryptfs_find_daemon_by_euid(struct ecryptfs_daemon **daemon, uid_t euid, struct user_namespace *user_ns); diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c index 14e81c26c3ed..b1d82756544b 100644 --- a/fs/ecryptfs/mmap.c +++ b/fs/ecryptfs/mmap.c @@ -44,17 +44,9 @@ * Returns locked and up-to-date page (if ok), with increased * refcnt. */ -struct page *ecryptfs_get_locked_page(struct file *file, loff_t index) +struct page *ecryptfs_get_locked_page(struct inode *inode, loff_t index) { - struct dentry *dentry; - struct inode *inode; - struct address_space *mapping; - struct page *page; - - dentry = file->f_path.dentry; - inode = dentry->d_inode; - mapping = inode->i_mapping; - page = read_mapping_page(mapping, index, (void *)file); + struct page *page = read_mapping_page(inode->i_mapping, index, NULL); if (!IS_ERR(page)) lock_page(page); return page; diff --git a/fs/ecryptfs/read_write.c b/fs/ecryptfs/read_write.c index 0cc4fafd6552..3cc17a96cf24 100644 --- a/fs/ecryptfs/read_write.c +++ b/fs/ecryptfs/read_write.c @@ -145,7 +145,7 @@ int ecryptfs_write(struct file *ecryptfs_file, char *data, loff_t offset, if (num_bytes > total_remaining_zeros) num_bytes = total_remaining_zeros; } - ecryptfs_page = ecryptfs_get_locked_page(ecryptfs_file, + ecryptfs_page = ecryptfs_get_locked_page(ecryptfs_inode, ecryptfs_page_idx); if (IS_ERR(ecryptfs_page)) { rc = PTR_ERR(ecryptfs_page); @@ -302,10 +302,10 @@ int ecryptfs_read_lower_page_segment(struct page *page_for_ecryptfs, int ecryptfs_read(char *data, loff_t offset, size_t size, struct file *ecryptfs_file) { + struct inode *ecryptfs_inode = ecryptfs_file->f_dentry->d_inode; struct page *ecryptfs_page; char *ecryptfs_page_virt; - loff_t ecryptfs_file_size = - i_size_read(ecryptfs_file->f_dentry->d_inode); + loff_t ecryptfs_file_size = i_size_read(ecryptfs_inode); loff_t data_offset = 0; loff_t pos; int rc = 0; @@ -327,7 +327,7 @@ int ecryptfs_read(char *data, loff_t offset, size_t size, if (num_bytes > total_remaining_bytes) num_bytes = total_remaining_bytes; - ecryptfs_page = ecryptfs_get_locked_page(ecryptfs_file, + ecryptfs_page = ecryptfs_get_locked_page(ecryptfs_inode, ecryptfs_page_idx); if (IS_ERR(ecryptfs_page)) { rc = PTR_ERR(ecryptfs_page); -- cgit v1.2.3-58-ga151