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[Qemu-devel] [PULL 03/10] block-backend: add blk_get_max_iov()
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PULL 03/10] block-backend: add blk_get_max_iov() |
Date: |
Tue, 22 Dec 2015 16:54:13 +0800 |
Add a function to query BlockLimits.max_iov.
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
block/block-backend.c | 5 +++++
include/sysemu/block-backend.h | 1 +
2 files changed, 6 insertions(+)
diff --git a/block/block-backend.c b/block/block-backend.c
index 36ccc9e..f41d326 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -1023,6 +1023,11 @@ int blk_get_max_transfer_length(BlockBackend *blk)
}
}
+int blk_get_max_iov(BlockBackend *blk)
+{
+ return blk->bs->bl.max_iov;
+}
+
void blk_set_guest_block_size(BlockBackend *blk, int align)
{
blk->guest_block_size = align;
diff --git a/include/sysemu/block-backend.h b/include/sysemu/block-backend.h
index fb068ea4..dc24476 100644
--- a/include/sysemu/block-backend.h
+++ b/include/sysemu/block-backend.h
@@ -146,6 +146,7 @@ void blk_lock_medium(BlockBackend *blk, bool locked);
void blk_eject(BlockBackend *blk, bool eject_flag);
int blk_get_flags(BlockBackend *blk);
int blk_get_max_transfer_length(BlockBackend *blk);
+int blk_get_max_iov(BlockBackend *blk);
void blk_set_guest_block_size(BlockBackend *blk, int align);
void *blk_blockalign(BlockBackend *blk, size_t size);
bool blk_op_is_blocked(BlockBackend *blk, BlockOpType op, Error **errp);
--
2.5.0
- [Qemu-devel] [PULL 00/10] Block patches, Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 01/10] virtio-blk: trivial code optimization, Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 02/10] block: add BlockLimits.max_iov field, Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 03/10] block-backend: add blk_get_max_iov(),
Stefan Hajnoczi <=
- [Qemu-devel] [PULL 04/10] block: replace IOV_MAX with BlockLimits.max_iov, Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 05/10] block/mirror: replace IOV_MAX with blk_get_max_iov(), Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 06/10] parallels: add format spec, Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 07/10] scripts/gdb: Fix a python exception in mtree.py, Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 08/10] sd: sdhci: Delete over-zealous power check, Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 09/10] sdhci: don't raise a command index error for an unexpected response, Stefan Hajnoczi, 2015/12/22
- [Qemu-devel] [PULL 10/10] sdhci: add optional quirk property to disable card insertion/removal interrupts, Stefan Hajnoczi, 2015/12/22
- Re: [Qemu-devel] [PULL 00/10] Block patches, Peter Maydell, 2015/12/22