struct fuse_req *req = ff->reserved_req;
if (sync) {
+ req->force = 1;
fuse_request_send(ff->fc, req);
path_put(&req->misc.release.path);
fuse_put_request(ff->fc, req);
struct fuse_inode *fi = get_fuse_inode(inode);
spin_lock(&fc->lock);
- if (attr_ver == fi->attr_version && size < inode->i_size) {
+ if (attr_ver == fi->attr_version && size < inode->i_size &&
+ !test_bit(FUSE_I_SIZE_UNSTABLE, &fi->state)) {
fi->attr_version = ++fc->attr_version;
i_size_write(inode, size);
}
mark_page_accessed(page);
+ iov_iter_advance(ii, tmp);
if (!tmp) {
unlock_page(page);
page_cache_release(page);
req->pages[req->num_pages] = page;
req->num_pages++;
- iov_iter_advance(ii, tmp);
count += tmp;
pos += tmp;
offset += tmp;
{
struct inode *inode = mapping->host;
struct fuse_conn *fc = get_fuse_conn(inode);
+ struct fuse_inode *fi = get_fuse_inode(inode);
int err = 0;
ssize_t res = 0;
if (is_bad_inode(inode))
return -EIO;
+ if (inode->i_size < pos + iov_iter_count(ii))
+ set_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);
+
do {
struct fuse_req *req;
ssize_t count;
if (res > 0)
fuse_write_update_size(inode, pos);
+ clear_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);
fuse_invalidate_attr(inode);
return res > 0 ? res : err;
inc_bdi_stat(mapping->backing_dev_info, BDI_WRITEBACK);
inc_zone_page_state(tmp_page, NR_WRITEBACK_TEMP);
- end_page_writeback(page);
spin_lock(&fc->lock);
list_add(&req->writepages_entry, &fi->writepages);
fuse_flush_writepages(inode);
spin_unlock(&fc->lock);
+ end_page_writeback(page);
+
return 0;
err_free:
struct inode *inode = file->f_path.dentry->d_inode;
mutex_lock(&inode->i_mutex);
- if (origin != SEEK_CUR || origin != SEEK_SET) {
+ if (origin != SEEK_CUR && origin != SEEK_SET) {
retval = fuse_update_attributes(inode, NULL, file, NULL);
if (retval)
goto exit;
offset += i_size_read(inode);
break;
case SEEK_CUR:
+ if (offset == 0) {
+ retval = file->f_pos;
+ goto exit;
+ }
offset += file->f_pos;
break;
case SEEK_DATA:
size_t n;
u32 max = FUSE_MAX_PAGES_PER_REQ << PAGE_SHIFT;
- for (n = 0; n < count; n++) {
+ for (n = 0; n < count; n++, iov++) {
if (iov->iov_len > (size_t) max)
return -ENOMEM;
max -= iov->iov_len;