From: Cornelia Huck <cohuck@redhat.com>
To: Heiko Carstens <heiko.carstens@de.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Christian Borntraeger <borntraeger@de.ibm.com>
Cc: Farhan Ali <alifm@linux.ibm.com>,
Eric Farman <farman@linux.ibm.com>,
Halil Pasic <pasic@linux.ibm.com>,
linux-s390@vger.kernel.org, kvm@vger.kernel.org,
Cornelia Huck <cohuck@redhat.com>
Subject: [PULL 14/14] vfio-ccw: Remove copy_ccw_from_iova()
Date: Fri, 21 Jun 2019 16:33:55 +0200 [thread overview]
Message-ID: <20190621143355.29175-15-cohuck@redhat.com> (raw)
In-Reply-To: <20190621143355.29175-1-cohuck@redhat.com>
From: Eric Farman <farman@linux.ibm.com>
Just to keep things tidy.
Signed-off-by: Eric Farman <farman@linux.ibm.com>
Message-Id: <20190618202352.39702-6-farman@linux.ibm.com>
Reviewed-by: Cornelia Huck <cohuck@redhat.com>
Reviewed-by: Farhan Ali <alifm@linux.ibm.com>
Signed-off-by: Cornelia Huck <cohuck@redhat.com>
---
drivers/s390/cio/vfio_ccw_cp.c | 14 ++------------
1 file changed, 2 insertions(+), 12 deletions(-)
diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c
index 9a8bf06281e0..9cddc1288059 100644
--- a/drivers/s390/cio/vfio_ccw_cp.c
+++ b/drivers/s390/cio/vfio_ccw_cp.c
@@ -228,17 +228,6 @@ static long copy_from_iova(struct device *mdev,
return l;
}
-static long copy_ccw_from_iova(struct channel_program *cp,
- struct ccw1 *to, u64 iova,
- unsigned long len)
-{
- int ret;
-
- ret = copy_from_iova(cp->mdev, to, iova, len * sizeof(struct ccw1));
-
- return ret;
-}
-
/*
* Helpers to operate ccwchain.
*/
@@ -435,7 +424,8 @@ static int ccwchain_handle_ccw(u32 cda, struct channel_program *cp)
int len;
/* Copy 2K (the most we support today) of possible CCWs */
- len = copy_ccw_from_iova(cp, cp->guest_cp, cda, CCWCHAIN_LEN_MAX);
+ len = copy_from_iova(cp->mdev, cp->guest_cp, cda,
+ CCWCHAIN_LEN_MAX * sizeof(struct ccw1));
if (len)
return len;
--
2.20.1
prev parent reply other threads:[~2019-06-21 14:34 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-21 14:33 [PULL 00/14] more vfio-ccw updates for 5.3 Cornelia Huck
2019-06-21 14:33 ` [PULL 01/14] s390/cio: Squash cp_free() and cp_unpin_free() Cornelia Huck
2019-06-21 14:33 ` [PULL 02/14] s390/cio: Refactor the routine that handles TIC CCWs Cornelia Huck
2019-06-21 14:33 ` [PULL 03/14] s390/cio: Generalize the TIC handler Cornelia Huck
2019-06-21 14:33 ` [PULL 04/14] s390/cio: Use generalized CCW handler in cp_init() Cornelia Huck
2019-06-21 14:33 ` [PULL 05/14] vfio-ccw: Rearrange pfn_array and pfn_array_table arrays Cornelia Huck
2019-06-21 14:33 ` [PULL 06/14] vfio-ccw: Adjust the first IDAW outside of the nested loops Cornelia Huck
2019-06-21 14:33 ` [PULL 07/14] vfio-ccw: Remove pfn_array_table Cornelia Huck
2019-06-21 19:13 ` Eric Farman
2019-06-21 14:33 ` [PULL 08/14] vfio-ccw: Rearrange IDAL allocation in direct CCW Cornelia Huck
2019-06-21 14:33 ` [PULL 09/14] s390/cio: Combine direct and indirect CCW paths Cornelia Huck
2019-06-21 14:33 ` [PULL 10/14] vfio-ccw: Move guest_cp storage into common struct Cornelia Huck
2019-06-21 14:33 ` [PULL 11/14] vfio-ccw: Skip second copy of guest cp to host Cornelia Huck
2019-06-21 14:33 ` [PULL 12/14] vfio-ccw: Copy CCW data outside length calculation Cornelia Huck
2019-06-21 14:33 ` [PULL 13/14] vfio-ccw: Factor out the ccw0-to-ccw1 transition Cornelia Huck
2019-06-21 19:13 ` Eric Farman
2019-06-22 8:38 ` Heiko Carstens
2019-06-21 14:33 ` Cornelia Huck [this message]
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