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[73.225.163.254]) by smtp.gmail.com with ESMTPSA id c66sm1031757pfd.24.2016.07.19.22.03.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 19 Jul 2016 22:03:20 -0700 (PDT) From: Andrey Smirnov To: qemu-devel@nongnu.org Cc: Andrey Smirnov , Peter Maydell , David Gibson , qemu-ppc@nongnu.org, qemu-arm@nongnu.org, kvm@vger.kernel.org Subject: [PATCH v3 03/10] Change signature of address_space_write() to avoid casting Date: Tue, 19 Jul 2016 22:02:53 -0700 Message-Id: <1468990980-4598-4-git-send-email-andrew.smirnov@gmail.com> X-Mailer: git-send-email 2.5.5 In-Reply-To: <1468990980-4598-1-git-send-email-andrew.smirnov@gmail.com> References: <1468990980-4598-1-git-send-email-andrew.smirnov@gmail.com> Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org X-TUID: zz8oYSUJhD3X Change signature of address_space_write() to expectet void * as a buffer instead of uint8_t * to avoid forcing the caller of the function to do a type cast. Reviewed-by: David Gibson Signed-off-by: Andrey Smirnov --- exec.c | 10 +++++----- hw/net/dp8393x.c | 10 +++++----- hw/virtio/virtio.c | 2 +- include/exec/memory.h | 2 +- 4 files changed, 12 insertions(+), 12 deletions(-) diff --git a/exec.c b/exec.c index 76d55ed..44cd424 100644 --- a/exec.c +++ b/exec.c @@ -2621,7 +2621,7 @@ static MemTxResult address_space_write_continue(AddressSpace *as, hwaddr addr, } MemTxResult address_space_write(AddressSpace *as, hwaddr addr, MemTxAttrs attrs, - const uint8_t *buf, int len) + const void *buf, int len) { hwaddr l; hwaddr addr1; @@ -2734,7 +2734,7 @@ MemTxResult address_space_rw(AddressSpace *as, hwaddr addr, MemTxAttrs attrs, uint8_t *buf, int len, bool is_write) { if (is_write) { - return address_space_write(as, addr, attrs, (uint8_t *)buf, len); + return address_space_write(as, addr, attrs, buf, len); } else { return address_space_read(as, addr, attrs, buf, len); } @@ -3582,7 +3582,7 @@ void address_space_stq(AddressSpace *as, hwaddr addr, uint64_t val, { MemTxResult r; val = tswap64(val); - r = address_space_write(as, addr, attrs, (void *) &val, 8); + r = address_space_write(as, addr, attrs, &val, 8); if (result) { *result = r; } @@ -3593,7 +3593,7 @@ void address_space_stq_le(AddressSpace *as, hwaddr addr, uint64_t val, { MemTxResult r; val = cpu_to_le64(val); - r = address_space_write(as, addr, attrs, (void *) &val, 8); + r = address_space_write(as, addr, attrs, &val, 8); if (result) { *result = r; } @@ -3603,7 +3603,7 @@ void address_space_stq_be(AddressSpace *as, hwaddr addr, uint64_t val, { MemTxResult r; val = cpu_to_be64(val); - r = address_space_write(as, addr, attrs, (void *) &val, 8); + r = address_space_write(as, addr, attrs, &val, 8); if (result) { *result = r; } diff --git a/hw/net/dp8393x.c b/hw/net/dp8393x.c index b8b33ee..e5712a2 100644 --- a/hw/net/dp8393x.c +++ b/hw/net/dp8393x.c @@ -431,7 +431,7 @@ static void dp8393x_do_transmit_packets(dp8393xState *s) size = sizeof(uint16_t) * width; address_space_write(&s->as, (s->regs[SONIC_UTDA] << 16) | s->regs[SONIC_TTDA], - MEMTXATTRS_UNSPECIFIED, (uint8_t *)data, size); + MEMTXATTRS_UNSPECIFIED, data, size); if (!(s->regs[SONIC_CR] & SONIC_CR_HTX)) { /* Read footer of packet */ @@ -722,10 +722,10 @@ static ssize_t dp8393x_receive(NetClientState *nc, const uint8_t * buf, DPRINTF("Receive packet at %08x\n", (s->regs[SONIC_CRBA1] << 16) | s->regs[SONIC_CRBA0]); address = (s->regs[SONIC_CRBA1] << 16) | s->regs[SONIC_CRBA0]; address_space_write(&s->as, address, - MEMTXATTRS_UNSPECIFIED, (uint8_t *)buf, rx_len); + MEMTXATTRS_UNSPECIFIED, buf, rx_len); address += rx_len; address_space_write(&s->as, address, - MEMTXATTRS_UNSPECIFIED, (uint8_t *)&checksum, 4); + MEMTXATTRS_UNSPECIFIED, &checksum, 4); rx_len += 4; s->regs[SONIC_CRBA1] = address >> 16; s->regs[SONIC_CRBA0] = address & 0xffff; @@ -756,7 +756,7 @@ static ssize_t dp8393x_receive(NetClientState *nc, const uint8_t * buf, address_space_write(&s->as, (s->regs[SONIC_URDA] << 16) | s->regs[SONIC_CRDA], - MEMTXATTRS_UNSPECIFIED, (uint8_t *)data, size); + MEMTXATTRS_UNSPECIFIED, data, size); /* Move to next descriptor */ size = sizeof(uint16_t) * width; @@ -771,7 +771,7 @@ static ssize_t dp8393x_receive(NetClientState *nc, const uint8_t * buf, data[0 * width] = 0; /* in_use */ address_space_write(&s->as, ((s->regs[SONIC_URDA] << 16) | s->regs[SONIC_CRDA]) + sizeof(uint16_t) * 6 * width, - MEMTXATTRS_UNSPECIFIED, (uint8_t *)data, sizeof(uint16_t)); + MEMTXATTRS_UNSPECIFIED, data, sizeof(uint16_t)); s->regs[SONIC_CRDA] = s->regs[SONIC_LLFA]; s->regs[SONIC_ISR] |= SONIC_ISR_PKTRX; s->regs[SONIC_RSC] = (s->regs[SONIC_RSC] & 0xff00) | (((s->regs[SONIC_RSC] & 0x00ff) + 1) & 0x00ff); diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index 6e04cea..f4b7d59 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -164,7 +164,7 @@ static inline void vring_used_write(VirtQueue *vq, VRingUsedElem *uelem, virtio_tswap32s(vq->vdev, &uelem->len); pa = vq->vring.used + offsetof(VRingUsed, ring[i]); address_space_write(&address_space_memory, pa, MEMTXATTRS_UNSPECIFIED, - (void *)uelem, sizeof(VRingUsedElem)); + uelem, sizeof(VRingUsedElem)); } static uint16_t vring_used_idx(VirtQueue *vq) diff --git a/include/exec/memory.h b/include/exec/memory.h index 262ecab..7851ca9 100644 --- a/include/exec/memory.h +++ b/include/exec/memory.h @@ -1304,7 +1304,7 @@ MemTxResult address_space_rw(AddressSpace *as, hwaddr addr, */ MemTxResult address_space_write(AddressSpace *as, hwaddr addr, MemTxAttrs attrs, - const uint8_t *buf, int len); + const void *buf, int len); /* address_space_ld*: load from an address space * address_space_st*: store to an address space -- 2.5.5