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authorLinus Torvalds <torvalds@linux-foundation.org>2021-09-12 00:48:42 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-09-12 00:48:42 +0300
commit78e709522d2c012cb0daad2e668506637bffb7c2 (patch)
tree899d892238891f4f2ca1dee3657cb69694c0ca34 /fs/file.c
parentb79bd0d5102b4a3ea908018fda6b84a4c8fd6235 (diff)
parent7bc7f61897b66bef78bb5952e3d1e9f3aaf9ccca (diff)
downloadlinux-78e709522d2c012cb0daad2e668506637bffb7c2.tar.xz
Merge tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost
Pull virtio updates from Michael Tsirkin: - vduse driver ("vDPA Device in Userspace") supporting emulated virtio block devices - virtio-vsock support for end of record with SEQPACKET - vdpa: mac and mq support for ifcvf and mlx5 - vdpa: management netlink for ifcvf - virtio-i2c, gpio dt bindings - misc fixes and cleanups * tag 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost: (39 commits) Documentation: Add documentation for VDUSE vduse: Introduce VDUSE - vDPA Device in Userspace vduse: Implement an MMU-based software IOTLB vdpa: Support transferring virtual addressing during DMA mapping vdpa: factor out vhost_vdpa_pa_map() and vhost_vdpa_pa_unmap() vdpa: Add an opaque pointer for vdpa_config_ops.dma_map() vhost-iotlb: Add an opaque pointer for vhost IOTLB vhost-vdpa: Handle the failure of vdpa_reset() vdpa: Add reset callback in vdpa_config_ops vdpa: Fix some coding style issues file: Export receive_fd() to modules eventfd: Export eventfd_wake_count to modules iova: Export alloc_iova_fast() and free_iova_fast() virtio-blk: remove unneeded "likely" statements virtio-balloon: Use virtio_find_vqs() helper vdpa: Make use of PFN_PHYS/PFN_UP/PFN_DOWN helper macro vsock_test: update message bounds test for MSG_EOR af_vsock: rename variables in receive loop virtio/vsock: support MSG_EOR bit processing vhost/vsock: support MSG_EOR bit processing ...
Diffstat (limited to 'fs/file.c')
-rw-r--r--fs/file.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/fs/file.c b/fs/file.c
index d8afa8266859..8627dacfc424 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -1150,6 +1150,12 @@ int receive_fd_replace(int new_fd, struct file *file, unsigned int o_flags)
return new_fd;
}
+int receive_fd(struct file *file, unsigned int o_flags)
+{
+ return __receive_fd(file, NULL, o_flags);
+}
+EXPORT_SYMBOL_GPL(receive_fd);
+
static int ksys_dup3(unsigned int oldfd, unsigned int newfd, int flags)
{
int err = -EBADF;