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pass requested gen to artifact creation hooks, use to retry ctrl memory reads on many successive mem gen bumps - prevents spurious duplicate hashes in content store history

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This commit is contained in:
Ryan Fleury
2025-10-09 10:40:31 -07:00
parent 4268c1de76
commit fe6eff9d3b
13 changed files with 31 additions and 28 deletions
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src/ctrl/ctrl_core.c
+10 -7
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@@ -5977,7 +5977,7 @@ ctrl_thread__single_step(DMN_CtrlCtx *ctrl_ctx, CTRL_Msg *msg)
//~ rjf: Process Memory Artifact Cache Hooks / Lookups
internal AC_Artifact
ctrl_memory_artifact_create(String8 key, B32 *cancel_signal, B32 *retry_out)
ctrl_memory_artifact_create(String8 key, U64 gen, B32 *cancel_signal, B32 *retry_out)
{
AC_Artifact artifact = {0};
{
@@ -6007,7 +6007,7 @@ ctrl_memory_artifact_create(String8 key, B32 *cancel_signal, B32 *retry_out)
U64 zero_terminated_size = 0;
U64 pre_read_mem_gen = ctrl_mem_gen();
B32 pre_run_state = ins_atomic_u64_eval(&ctrl_state->ctrl_thread_run_state);
if(range_size != 0)
if(pre_read_mem_gen == gen && range_size != 0)
{
// rjf: set up arena
U64 page_size = os_get_system_info()->page_size; // TODO(rjf): @page_size_from_process
@@ -6099,10 +6099,13 @@ ctrl_memory_artifact_create(String8 key, B32 *cancel_signal, B32 *retry_out)
{
hash = c_submit_data(content_key, &range_arena, str8((U8 *)range_base, zero_terminated_size));
}
else if(range_arena != 0)
else
{
arena_release(range_arena);
if(pre_read_mem_gen != post_read_mem_gen && range_size != 0)
if(range_arena != 0)
{
arena_release(range_arena);
}
if((pre_read_mem_gen != gen || pre_read_mem_gen != post_read_mem_gen) && range_size != 0)
{
retry_out[0] = 1;
}
@@ -6365,7 +6368,7 @@ ctrl_process_write(CTRL_Handle process, Rng1U64 range, void *src)
//~ rjf: Call Stack Artifact Cache Hooks / Lookups
internal AC_Artifact
ctrl_call_stack_artifact_create(String8 key, B32 *cancel_signal, B32 *retry_out)
ctrl_call_stack_artifact_create(String8 key, U64 gen, B32 *cancel_signal, B32 *retry_out)
{
AC_Artifact artifact = {0};
{
@@ -6561,7 +6564,7 @@ ctrl_call_stack_from_thread(Access *access, CTRL_Handle thread_handle, B32 high_
//~ rjf: Call Stack Tree Artifact Cache Hooks / Lookups
internal AC_Artifact
ctrl_call_stack_tree_artifact_create(String8 key, B32 *cancel_signal, B32 *retry_out)
ctrl_call_stack_tree_artifact_create(String8 key, U64 gen, B32 *cancel_signal, B32 *retry_out)
{
Temp scratch = scratch_begin(0, 0);
Access *access = access_open();