/**************************************************************************
*
- * Copyright 2007-2008 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * Copyright 2007-2008 VMware, Inc.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
- * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
+ * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
* \file
* Debug buffer manager to detect buffer under- and overflows.
*
- * \author Jose Fonseca <jrfonseca@tungstengraphics.com>
+ * \author Jose Fonseca <jfonseca@vmware.com>
*/
#include "os/os_thread.h"
#include "util/u_math.h"
#include "util/u_memory.h"
-#include "util/u_double_list.h"
+#include "util/list.h"
#include "util/u_time.h"
#include "util/u_debug_stack.h"
+#include <inttypes.h>
#include "pb_buffer.h"
#include "pb_bufmgr.h"
struct debug_stack_frame create_backtrace[PB_DEBUG_CREATE_BACKTRACE];
- pipe_mutex mutex;
+ mtx_t mutex;
unsigned map_count;
struct debug_stack_frame map_backtrace[PB_DEBUG_MAP_BACKTRACE];
pb_size underflow_size;
pb_size overflow_size;
- pipe_mutex mutex;
+ mtx_t mutex;
struct list_head list;
};
-static INLINE struct pb_debug_buffer *
+static inline struct pb_debug_buffer *
pb_debug_buffer(struct pb_buffer *buf)
{
assert(buf);
}
-static INLINE struct pb_debug_manager *
+static inline struct pb_debug_manager *
pb_debug_manager(struct pb_manager *mgr)
{
assert(mgr);
};
-static INLINE void
+static inline void
fill_random_pattern(uint8_t *dst, pb_size size)
{
pb_size i = 0;
}
-static INLINE boolean
+static inline boolean
check_random_pattern(const uint8_t *dst, pb_size size,
pb_size *min_ofs, pb_size *max_ofs)
{
{
uint8_t *map;
- map = pb_map(buf->buffer, PB_USAGE_CPU_WRITE);
+ map = pb_map(buf->buffer, PB_USAGE_CPU_WRITE, NULL);
assert(map);
- if(map) {
+ if (map) {
fill_random_pattern(map, buf->underflow_size);
- fill_random_pattern(map + buf->underflow_size + buf->base.base.size,
+ fill_random_pattern(map + buf->underflow_size + buf->base.size,
buf->overflow_size);
pb_unmap(buf->buffer);
}
map = pb_map(buf->buffer,
PB_USAGE_CPU_READ |
- PB_USAGE_UNSYNCHRONIZED);
+ PB_USAGE_UNSYNCHRONIZED, NULL);
assert(map);
- if(map) {
+ if (map) {
boolean underflow, overflow;
pb_size min_ofs, max_ofs;
underflow = !check_random_pattern(map, buf->underflow_size,
&min_ofs, &max_ofs);
if(underflow) {
- debug_printf("buffer underflow (offset -%u%s to -%u bytes) detected\n",
+ debug_printf("buffer underflow (offset -%"PRIu64"%s to -%"PRIu64" bytes) detected\n",
buf->underflow_size - min_ofs,
min_ofs == 0 ? "+" : "",
buf->underflow_size - max_ofs);
}
- overflow = !check_random_pattern(map + buf->underflow_size + buf->base.base.size,
+ overflow = !check_random_pattern(map + buf->underflow_size + buf->base.size,
buf->overflow_size,
&min_ofs, &max_ofs);
if(overflow) {
- debug_printf("buffer overflow (size %u plus offset %u to %u%s bytes) detected\n",
- buf->base.base.size,
+ debug_printf("buffer overflow (size %"PRIu64" plus offset %"PRIu64" to %"PRIu64"%s bytes) detected\n",
+ buf->base.size,
min_ofs,
max_ofs,
max_ofs == buf->overflow_size - 1 ? "+" : "");
if(underflow || overflow)
debug_backtrace_dump(buf->create_backtrace, PB_DEBUG_CREATE_BACKTRACE);
- debug_assert(!underflow && !overflow);
+ debug_assert(!underflow);
+ debug_assert(!overflow);
/* re-fill if not aborted */
if(underflow)
fill_random_pattern(map, buf->underflow_size);
if(overflow)
- fill_random_pattern(map + buf->underflow_size + buf->base.base.size,
+ fill_random_pattern(map + buf->underflow_size + buf->base.size,
buf->overflow_size);
pb_unmap(buf->buffer);
struct pb_debug_buffer *buf = pb_debug_buffer(_buf);
struct pb_debug_manager *mgr = buf->mgr;
- assert(!pipe_is_referenced(&buf->base.base.reference));
+ assert(!pipe_is_referenced(&buf->base.reference));
pb_debug_buffer_check(buf);
- pipe_mutex_lock(mgr->mutex);
+ mtx_lock(&mgr->mutex);
LIST_DEL(&buf->head);
pipe_mutex_unlock(mgr->mutex);
- pipe_mutex_destroy(buf->mutex);
+ mtx_destroy(&buf->mutex);
pb_reference(&buf->buffer, NULL);
FREE(buf);
static void *
pb_debug_buffer_map(struct pb_buffer *_buf,
- unsigned flags)
+ unsigned flags, void *flush_ctx)
{
struct pb_debug_buffer *buf = pb_debug_buffer(_buf);
void *map;
pb_debug_buffer_check(buf);
- map = pb_map(buf->buffer, flags);
- if(!map)
+ map = pb_map(buf->buffer, flags, flush_ctx);
+ if (!map)
return NULL;
- if(map) {
- pipe_mutex_lock(buf->mutex);
- ++buf->map_count;
- debug_backtrace_capture(buf->map_backtrace, 1, PB_DEBUG_MAP_BACKTRACE);
- pipe_mutex_unlock(buf->mutex);
- }
+ mtx_lock(&buf->mutex);
+ ++buf->map_count;
+ debug_backtrace_capture(buf->map_backtrace, 1, PB_DEBUG_MAP_BACKTRACE);
+ pipe_mutex_unlock(buf->mutex);
return (uint8_t *)map + buf->underflow_size;
}
{
struct pb_debug_buffer *buf = pb_debug_buffer(_buf);
- pipe_mutex_lock(buf->mutex);
+ mtx_lock(&buf->mutex);
assert(buf->map_count);
if(buf->map_count)
--buf->map_count;
{
struct pb_debug_buffer *buf = pb_debug_buffer(_buf);
- pipe_mutex_lock(buf->mutex);
+ mtx_lock(&buf->mutex);
if(buf->map_count) {
debug_printf("%s: attempting to validate a mapped buffer\n", __FUNCTION__);
debug_printf("last map backtrace is\n");
static void
-pb_debug_manager_dump(struct pb_debug_manager *mgr)
+pb_debug_manager_dump_locked(struct pb_debug_manager *mgr)
{
struct list_head *curr, *next;
struct pb_debug_buffer *buf;
- pipe_mutex_lock(mgr->mutex);
-
curr = mgr->list.next;
next = curr->next;
while(curr != &mgr->list) {
buf = LIST_ENTRY(struct pb_debug_buffer, curr, head);
debug_printf("buffer = %p\n", (void *) buf);
- debug_printf(" .size = 0x%x\n", buf->base.base.size);
+ debug_printf(" .size = 0x%"PRIx64"\n", buf->base.size);
debug_backtrace_dump(buf->create_backtrace, PB_DEBUG_CREATE_BACKTRACE);
curr = next;
next = curr->next;
}
- pipe_mutex_unlock(mgr->mutex);
}
assert(desc->alignment);
buf = CALLOC_STRUCT(pb_debug_buffer);
- if(!buf)
+ if (!buf)
return NULL;
real_size = mgr->underflow_size + size + mgr->overflow_size;
if(!buf->buffer) {
FREE(buf);
#if 0
- pipe_mutex_lock(mgr->mutex);
+ mtx_lock(&mgr->mutex);
debug_printf("%s: failed to create buffer\n", __FUNCTION__);
if(!LIST_IS_EMPTY(&mgr->list))
- pb_debug_manager_dump(mgr);
+ pb_debug_manager_dump_locked(mgr);
pipe_mutex_unlock(mgr->mutex);
#endif
return NULL;
}
- assert(pipe_is_referenced(&buf->buffer->base.reference));
- assert(pb_check_alignment(real_desc.alignment, buf->buffer->base.alignment));
- assert(pb_check_usage(real_desc.usage, buf->buffer->base.usage));
- assert(buf->buffer->base.size >= real_size);
+ assert(pipe_is_referenced(&buf->buffer->reference));
+ assert(pb_check_alignment(real_desc.alignment, buf->buffer->alignment));
+ assert(pb_check_usage(real_desc.usage, buf->buffer->usage));
+ assert(buf->buffer->size >= real_size);
- pipe_reference_init(&buf->base.base.reference, 1);
- buf->base.base.alignment = desc->alignment;
- buf->base.base.usage = desc->usage;
- buf->base.base.size = size;
+ pipe_reference_init(&buf->base.reference, 1);
+ buf->base.alignment = desc->alignment;
+ buf->base.usage = desc->usage;
+ buf->base.size = size;
buf->base.vtbl = &pb_debug_buffer_vtbl;
buf->mgr = mgr;
buf->underflow_size = mgr->underflow_size;
- buf->overflow_size = buf->buffer->base.size - buf->underflow_size - size;
+ buf->overflow_size = buf->buffer->size - buf->underflow_size - size;
debug_backtrace_capture(buf->create_backtrace, 1, PB_DEBUG_CREATE_BACKTRACE);
pb_debug_buffer_fill(buf);
- pipe_mutex_init(buf->mutex);
+ (void) mtx_init(&buf->mutex, mtx_plain);
- pipe_mutex_lock(mgr->mutex);
+ mtx_lock(&mgr->mutex);
LIST_ADDTAIL(&buf->head, &mgr->list);
pipe_mutex_unlock(mgr->mutex);
{
struct pb_debug_manager *mgr = pb_debug_manager(_mgr);
- pipe_mutex_lock(mgr->mutex);
+ mtx_lock(&mgr->mutex);
if(!LIST_IS_EMPTY(&mgr->list)) {
debug_printf("%s: unfreed buffers\n", __FUNCTION__);
- pb_debug_manager_dump(mgr);
+ pb_debug_manager_dump_locked(mgr);
}
pipe_mutex_unlock(mgr->mutex);
- pipe_mutex_destroy(mgr->mutex);
+ mtx_destroy(&mgr->mutex);
mgr->provider->destroy(mgr->provider);
FREE(mgr);
}
{
struct pb_debug_manager *mgr;
- if(!provider)
+ if (!provider)
return NULL;
mgr = CALLOC_STRUCT(pb_debug_manager);
mgr->underflow_size = underflow_size;
mgr->overflow_size = overflow_size;
- pipe_mutex_init(mgr->mutex);
+ (void) mtx_init(&mgr->mutex, mtx_plain);
LIST_INITHEAD(&mgr->list);
return &mgr->base;