Use zero_user_page() instead of open-coding it. Signed-off-by: Nate Diller <[EMAIL PROTECTED]>
--- diff -urpN -X dontdiff linux-2.6.21-rc6-mm1/fs/ecryptfs/mmap.c linux-2.6.21-rc6-mm1-test/fs/ecryptfs/mmap.c --- linux-2.6.21-rc6-mm1/fs/ecryptfs/mmap.c 2007-04-09 17:24:03.000000000 -0700 +++ linux-2.6.21-rc6-mm1-test/fs/ecryptfs/mmap.c 2007-04-09 18:19:34.000000000 -0700 @@ -364,18 +364,14 @@ static int fill_zeros_to_end_of_page(str { struct inode *inode = page->mapping->host; int end_byte_in_page; - char *page_virt; if ((i_size_read(inode) / PAGE_CACHE_SIZE) != page->index) goto out; end_byte_in_page = i_size_read(inode) % PAGE_CACHE_SIZE; if (to > end_byte_in_page) end_byte_in_page = to; - page_virt = kmap_atomic(page, KM_USER0); - memset((page_virt + end_byte_in_page), 0, - (PAGE_CACHE_SIZE - end_byte_in_page)); - kunmap_atomic(page_virt, KM_USER0); - flush_dcache_page(page); + zero_user_page(page, end_byte_in_page, + PAGE_CACHE_SIZE - end_byte_in_page); out: return 0; } @@ -740,7 +736,6 @@ int write_zeros(struct file *file, pgoff { int rc = 0; struct page *tmp_page; - char *tmp_page_virt; tmp_page = ecryptfs_get1page(file, index); if (IS_ERR(tmp_page)) { @@ -757,10 +752,7 @@ int write_zeros(struct file *file, pgoff page_cache_release(tmp_page); goto out; } - tmp_page_virt = kmap_atomic(tmp_page, KM_USER0); - memset(((char *)tmp_page_virt + start), 0, num_zeros); - kunmap_atomic(tmp_page_virt, KM_USER0); - flush_dcache_page(tmp_page); + zero_user_page(tmp_page, start, num_zeros); rc = ecryptfs_commit_write(file, tmp_page, start, start + num_zeros); if (rc < 0) { ecryptfs_printk(KERN_ERR, "Error attempting to write zero's " - To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html