diff options
Diffstat (limited to 'io_uring')
| -rw-r--r-- | io_uring/net.c | 2 | ||||
| -rw-r--r-- | io_uring/openclose.c | 1 | ||||
| -rw-r--r-- | io_uring/rsrc.c | 34 |
3 files changed, 8 insertions, 29 deletions
diff --git a/io_uring/net.c b/io_uring/net.c index be2d153e39d2..eb1f51ddcb23 100644 --- a/io_uring/net.c +++ b/io_uring/net.c @@ -397,6 +397,7 @@ int io_send(struct io_kiocb *req, unsigned int issue_flags) if (flags & MSG_WAITALL) min_ret = iov_iter_count(&msg.msg_iter); + flags &= ~MSG_INTERNAL_SENDMSG_FLAGS; msg.msg_flags = flags; ret = sock_sendmsg(sock, &msg); if (ret < min_ret) { @@ -1154,6 +1155,7 @@ int io_send_zc(struct io_kiocb *req, unsigned int issue_flags) msg_flags |= MSG_DONTWAIT; if (msg_flags & MSG_WAITALL) min_ret = iov_iter_count(&msg.msg_iter); + msg_flags &= ~MSG_INTERNAL_SENDMSG_FLAGS; msg.msg_flags = msg_flags; msg.msg_ubuf = &io_notif_to_data(zc->notif)->uarg; diff --git a/io_uring/openclose.c b/io_uring/openclose.c index a1b98c81a52d..10ca57f5bd24 100644 --- a/io_uring/openclose.c +++ b/io_uring/openclose.c @@ -150,7 +150,6 @@ int io_openat2(struct io_kiocb *req, unsigned int issue_flags) if ((issue_flags & IO_URING_F_NONBLOCK) && !nonblock_set) file->f_flags &= ~O_NONBLOCK; - fsnotify_open(file); if (!fixed) fd_install(ret, file); diff --git a/io_uring/rsrc.c b/io_uring/rsrc.c index a2dce7ef3a78..5e8fdd9b8ca6 100644 --- a/io_uring/rsrc.c +++ b/io_uring/rsrc.c @@ -1030,9 +1030,8 @@ static int io_buffer_account_pin(struct io_ring_ctx *ctx, struct page **pages, struct page **io_pin_pages(unsigned long ubuf, unsigned long len, int *npages) { unsigned long start, end, nr_pages; - struct vm_area_struct **vmas = NULL; struct page **pages = NULL; - int i, pret, ret = -ENOMEM; + int pret, ret = -ENOMEM; end = (ubuf + len + PAGE_SIZE - 1) >> PAGE_SHIFT; start = ubuf >> PAGE_SHIFT; @@ -1042,45 +1041,24 @@ struct page **io_pin_pages(unsigned long ubuf, unsigned long len, int *npages) if (!pages) goto done; - vmas = kvmalloc_array(nr_pages, sizeof(struct vm_area_struct *), - GFP_KERNEL); - if (!vmas) - goto done; - ret = 0; mmap_read_lock(current->mm); pret = pin_user_pages(ubuf, nr_pages, FOLL_WRITE | FOLL_LONGTERM, - pages, vmas); - if (pret == nr_pages) { - /* don't support file backed memory */ - for (i = 0; i < nr_pages; i++) { - struct vm_area_struct *vma = vmas[i]; - - if (vma_is_shmem(vma)) - continue; - if (vma->vm_file && - !is_file_hugepages(vma->vm_file)) { - ret = -EOPNOTSUPP; - break; - } - } + pages); + if (pret == nr_pages) *npages = nr_pages; - } else { + else ret = pret < 0 ? pret : -EFAULT; - } + mmap_read_unlock(current->mm); if (ret) { - /* - * if we did partial map, or found file backed vmas, - * release any pages we did get - */ + /* if we did partial map, release any pages we did get */ if (pret > 0) unpin_user_pages(pages, pret); goto done; } ret = 0; done: - kvfree(vmas); if (ret < 0) { kvfree(pages); pages = ERR_PTR(ret); |