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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-23 09:23:45 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-23 09:23:45 -0700 |
| commit | 1f0918d03ff4b5c94540c71ce889672abdbc2f4a (patch) | |
| tree | ecee710444fb3405da55933501e339e10e4ac880 /drivers/char | |
| parent | 4266c97a3ef4604561a22212eb0eab8a3c338971 (diff) | |
| parent | ca60a42c9be41c07ebcc2ec8c43dd1be53f147bf (diff) | |
| download | op-kernel-dev-1f0918d03ff4b5c94540c71ce889672abdbc2f4a.zip op-kernel-dev-1f0918d03ff4b5c94540c71ce889672abdbc2f4a.tar.gz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus
* git://git.kernel.org/pub/scm/linux/kernel/git/rusty/linux-2.6-for-linus:
lguest: don't force VIRTIO_F_NOTIFY_ON_EMPTY
lguest: cleanup for map_switcher()
lguest: use PGDIR_SHIFT for PAE code to allow different PAGE_OFFSET
lguest: use set_pte/set_pmd uniformly for real page table entries
lguest: move panic notifier registration to its expected place.
virtio_blk: add support for cache flush
virtio: add virtio IDs file
virtio: get rid of redundant VIRTIO_ID_9P definition
virtio: make add_buf return capacity remaining
virtio_pci: minor MSI-X cleanups
Diffstat (limited to 'drivers/char')
| -rw-r--r-- | drivers/char/hw_random/virtio-rng.c | 3 | ||||
| -rw-r--r-- | drivers/char/virtio_console.c | 5 |
2 files changed, 5 insertions, 3 deletions
diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c index 32216b6..962968f 100644 --- a/drivers/char/hw_random/virtio-rng.c +++ b/drivers/char/hw_random/virtio-rng.c @@ -21,6 +21,7 @@ #include <linux/scatterlist.h> #include <linux/spinlock.h> #include <linux/virtio.h> +#include <linux/virtio_ids.h> #include <linux/virtio_rng.h> /* The host will fill any buffer we give it with sweet, sweet randomness. We @@ -51,7 +52,7 @@ static void register_buffer(void) sg_init_one(&sg, random_data+data_left, RANDOM_DATA_SIZE-data_left); /* There should always be room for one buffer. */ - if (vq->vq_ops->add_buf(vq, &sg, 0, 1, random_data) != 0) + if (vq->vq_ops->add_buf(vq, &sg, 0, 1, random_data) < 0) BUG(); vq->vq_ops->kick(vq); } diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index c74dacf..0d328b5 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -31,6 +31,7 @@ #include <linux/err.h> #include <linux/init.h> #include <linux/virtio.h> +#include <linux/virtio_ids.h> #include <linux/virtio_console.h> #include "hvc_console.h" @@ -65,7 +66,7 @@ static int put_chars(u32 vtermno, const char *buf, int count) /* add_buf wants a token to identify this buffer: we hand it any * non-NULL pointer, since there's only ever one buffer. */ - if (out_vq->vq_ops->add_buf(out_vq, sg, 1, 0, (void *)1) == 0) { + if (out_vq->vq_ops->add_buf(out_vq, sg, 1, 0, (void *)1) >= 0) { /* Tell Host to go! */ out_vq->vq_ops->kick(out_vq); /* Chill out until it's done with the buffer. */ @@ -85,7 +86,7 @@ static void add_inbuf(void) sg_init_one(sg, inbuf, PAGE_SIZE); /* We should always be able to add one buffer to an empty queue. */ - if (in_vq->vq_ops->add_buf(in_vq, sg, 0, 1, inbuf) != 0) + if (in_vq->vq_ops->add_buf(in_vq, sg, 0, 1, inbuf) < 0) BUG(); in_vq->vq_ops->kick(in_vq); } |
