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[Qemu-devel] [PULL 13/69] libqos: Add malloc generic
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PULL 13/69] libqos: Add malloc generic |
Date: |
Fri, 27 Feb 2015 18:18:11 +0000 |
From: Marc Marí <address@hidden>
This malloc is a basic interface implementation that works for any platform.
It should be replaced in the future for a real malloc implementation for each
of the platforms.
Signed-off-by: Marc Marí <address@hidden>
Reviewed-by: Stefan Hajnoczi <address@hidden>
Message-id: address@hidden
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
tests/libqos/malloc-generic.c | 39 +++++++++++++++++++++++++++++++++++++++
tests/libqos/malloc-generic.h | 21 +++++++++++++++++++++
2 files changed, 60 insertions(+)
create mode 100644 tests/libqos/malloc-generic.c
create mode 100644 tests/libqos/malloc-generic.h
diff --git a/tests/libqos/malloc-generic.c b/tests/libqos/malloc-generic.c
new file mode 100644
index 0000000..d30a2f4
--- /dev/null
+++ b/tests/libqos/malloc-generic.c
@@ -0,0 +1,39 @@
+/*
+ * Basic libqos generic malloc support
+ *
+ * Copyright (c) 2014 Marc Marí
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#include <glib.h>
+#include "libqos/malloc-generic.h"
+#include "libqos/malloc.h"
+
+/*
+ * Mostly for valgrind happiness, but it does offer
+ * a chokepoint for debugging guest memory leaks, too.
+ */
+void generic_alloc_uninit(QGuestAllocator *allocator)
+{
+ alloc_uninit(allocator);
+}
+
+QGuestAllocator *generic_alloc_init_flags(uint64_t base_addr, uint64_t size,
+ uint32_t page_size, QAllocOpts flags)
+{
+ QGuestAllocator *s;
+ uint64_t start = base_addr + (1 << 20); /* Start at 1MB */
+
+ s = alloc_init_flags(flags, start, start + size);
+ alloc_set_page_size(s, page_size);
+
+ return s;
+}
+
+inline QGuestAllocator *generic_alloc_init(uint64_t base_addr, uint64_t size,
+ uint32_t page_size)
+{
+ return generic_alloc_init_flags(base_addr, size, page_size,
ALLOC_NO_FLAGS);
+}
diff --git a/tests/libqos/malloc-generic.h b/tests/libqos/malloc-generic.h
new file mode 100644
index 0000000..90104ec
--- /dev/null
+++ b/tests/libqos/malloc-generic.h
@@ -0,0 +1,21 @@
+/*
+ * Basic libqos generic malloc support
+ *
+ * Copyright (c) 2014 Marc Marí
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ */
+
+#ifndef LIBQOS_MALLOC_GENERIC_H
+#define LIBQOS_MALLOC_GENERIC_H
+
+#include "libqos/malloc.h"
+
+QGuestAllocator *generic_alloc_init(uint64_t base_addr, uint64_t size,
+ uint32_t
page_size);
+QGuestAllocator *generic_alloc_init_flags(uint64_t base_addr, uint64_t size,
+ uint32_t page_size, QAllocOpts flags);
+void generic_alloc_uninit(QGuestAllocator *allocator);
+
+#endif
--
2.1.0
- [Qemu-devel] [PULL 01/69] coroutine: Fix use after free with qemu_coroutine_yield(), (continued)
- [Qemu-devel] [PULL 01/69] coroutine: Fix use after free with qemu_coroutine_yield(), Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 02/69] coroutine: Clean up qemu_coroutine_enter(), Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 04/69] vpc: Fix size in fixed image creation, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 07/69] block/raw-posix: fix compilation warning on OSX, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 05/69] vpc: Implement bdrv_co_get_block_status(), Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 08/69] qcow2: Remove unused struct QCowCreateState, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 09/69] virtio-blk: Check return value of blk_aio_ioctl, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 11/69] tests: Prepare virtio-blk-test for multi-arch implementation, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 10/69] libqos: Change use of pointers to uint64_t in virtio, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 12/69] libqos: Remove PCI assumptions in constants of virtio driver, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 13/69] libqos: Add malloc generic,
Stefan Hajnoczi <=
- [Qemu-devel] [PULL 06/69] sheepdog: selectable object size support, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 16/69] qcow2: Add refcount_bits to format-specific info, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 14/69] libqos: Add virtio MMIO support, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 15/69] qcow2: Add two new fields to BDRVQcowState, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 18/69] qcow2: Only return status from qcow2_get_refcount, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 20/69] qcow2: Use 64 bits for refcount values, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 17/69] qcow2: Do not return new value after refcount update, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 19/69] qcow2: Use unsigned addend for update_refcount(), Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 21/69] qcow2: Helper for refcount array reallocation, Stefan Hajnoczi, 2015/02/27
- [Qemu-devel] [PULL 22/69] qcow2: Helper function for refcount modification, Stefan Hajnoczi, 2015/02/27