#include <linux/reiserfs_fs.h>
#include <linux/reiserfs_acl.h>
#include <linux/reiserfs_xattr.h>
-#include <linux/smp_lock.h>
#include <asm/uaccess.h>
#include <linux/pagemap.h>
#include <linux/swap.h>
maping blocks, since there is none, so we just zero out remaining
parts of first and last pages in write area (if needed) */
if ((pos & ~((loff_t) PAGE_CACHE_SIZE - 1)) > inode->i_size) {
- if (from != 0) { /* First page needs to be partially zeroed */
- char *kaddr = kmap_atomic(prepared_pages[0], KM_USER0);
- memset(kaddr, 0, from);
- kunmap_atomic(kaddr, KM_USER0);
- flush_dcache_page(prepared_pages[0]);
- }
- if (to != PAGE_CACHE_SIZE) { /* Last page needs to be partially zeroed */
- char *kaddr =
- kmap_atomic(prepared_pages[num_pages - 1],
- KM_USER0);
- memset(kaddr + to, 0, PAGE_CACHE_SIZE - to);
- kunmap_atomic(kaddr, KM_USER0);
- flush_dcache_page(prepared_pages[num_pages - 1]);
- }
+ if (from != 0) /* First page needs to be partially zeroed */
+ zero_user_page(prepared_pages[0], 0, from, KM_USER0);
+
+ if (to != PAGE_CACHE_SIZE) /* Last page needs to be partially zeroed */
+ zero_user_page(prepared_pages[num_pages-1], to,
+ PAGE_CACHE_SIZE - to, KM_USER0);
/* Since all blocks are new - use already calculated value */
return blocks;
ll_rw_block(READ, 1, &bh);
*wait_bh++ = bh;
} else { /* Not mapped, zero it */
- char *kaddr =
- kmap_atomic(prepared_pages[0],
- KM_USER0);
- memset(kaddr + block_start, 0,
- from - block_start);
- kunmap_atomic(kaddr, KM_USER0);
- flush_dcache_page(prepared_pages[0]);
+ zero_user_page(prepared_pages[0],
+ block_start,
+ from - block_start, KM_USER0);
set_buffer_uptodate(bh);
}
}
ll_rw_block(READ, 1, &bh);
*wait_bh++ = bh;
} else { /* Not mapped, zero it */
- char *kaddr =
- kmap_atomic(prepared_pages
- [num_pages - 1],
- KM_USER0);
- memset(kaddr + to, 0, block_end - to);
- kunmap_atomic(kaddr, KM_USER0);
- flush_dcache_page(prepared_pages[num_pages - 1]);
+ zero_user_page(prepared_pages[num_pages-1],
+ to, block_end - to, KM_USER0);
set_buffer_uptodate(bh);
}
}
if (get_inode_item_key_version (inode) == KEY_FORMAT_3_5 &&
*ppos + count > MAX_NON_LFS) {
if (*ppos >= MAX_NON_LFS) {
- send_sig(SIGXFSZ, current, 0);
return -EFBIG;
}
if (count > MAX_NON_LFS - (unsigned long)*ppos)
.open = generic_file_open,
.release = reiserfs_file_release,
.fsync = reiserfs_sync_file,
- .sendfile = generic_file_sendfile,
.aio_read = generic_file_aio_read,
.aio_write = generic_file_aio_write,
.splice_read = generic_file_splice_read,