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[Qemu-devel] [PULL 15/48] ivshmem: initialize max_peer to -1
From: |
marcandre . lureau |
Subject: |
[Qemu-devel] [PULL 15/48] ivshmem: initialize max_peer to -1 |
Date: |
Tue, 6 Oct 2015 21:19:11 +0200 |
From: Marc-André Lureau <address@hidden>
There is no peer when device is initialized, do not let doorbell for
inexisting peer 0.
Signed-off-by: Marc-André Lureau <address@hidden>
Reviewed-by: Claudio Fontana <address@hidden>
---
hw/misc/ivshmem.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/hw/misc/ivshmem.c b/hw/misc/ivshmem.c
index 374ecff..0716deb 100644
--- a/hw/misc/ivshmem.c
+++ b/hw/misc/ivshmem.c
@@ -532,8 +532,6 @@ static void ivshmem_read(void *opaque, const uint8_t *buf,
int size)
if (incoming_posn == -1) {
void * map_ptr;
- s->max_peer = 0;
-
if (check_shm_size(s, incoming_fd, &err) == -1) {
error_report_err(err);
close(incoming_fd);
@@ -723,6 +721,8 @@ static void pci_ivshmem_realize(PCIDevice *dev, Error
**errp)
PCI_BASE_ADDRESS_MEM_PREFETCH;
Error *local_err = NULL;
+ s->max_peer = -1;
+
if (s->sizearg == NULL) {
s->ivshmem_size = 4 << 20; /* 4 MB default */
} else {
--
2.4.3
- [Qemu-devel] [PULL 14/48] ivshmem: remove useless ivshmem_update_irq() val argument, (continued)
- [Qemu-devel] [PULL 14/48] ivshmem: remove useless ivshmem_update_irq() val argument, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 28/48] ivshmem: replace 'guest' for 'peer' appropriately, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 33/48] ivshmem-server: use a uint16 for client ID, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 07/48] ivshmem: remove superflous ivshmem_attr field, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 17/48] ivshmem: improve debug messages, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 21/48] ivshmem: use common return, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 09/48] ivshmem: more qdev conversion, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 48/48] ivshmem: use little-endian int64_t for the protocol, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 06/48] ivshmem: remove unnecessary dup(), marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 02/48] msix: add VMSTATE_MSIX_TEST, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 15/48] ivshmem: initialize max_peer to -1,
marcandre . lureau <=
- [Qemu-devel] [PULL 18/48] ivshmem: improve error handling, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 25/48] ivshmem: check shm isn't already initialized, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 37/48] contrib: remove unnecessary strdup(), marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 47/48] ivshmem: use kvm irqfd for msi notifications, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 29/48] ivshmem: error on too many eventfd received, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 38/48] msix: implement pba write (but read-only), marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 23/48] ivshmem: migrate with VMStateDescription, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 31/48] contrib: add ivshmem client and server, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 20/48] ivshmem: simplify a bit the code, marcandre . lureau, 2015/10/08
- [Qemu-devel] [PULL 22/48] ivshmem: use common is_power_of_2(), marcandre . lureau, 2015/10/08