ntdll: Fix parsing thread_siblings bitmaps on high core count systems.

Linux compiled for a high number of CPU cores, the bitmap is broken into sections of 32-bit by commas. Handle parsing this. Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=45453Signed-off-by: Roderick Colenbrander <thunderbird2k@gmail.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

ntdll: Fix parsing thread_siblings bitmaps on high core count systems.
b9af3693 · Roderick Colenbrander · Alexandre Julliard · ed75a7b3 · b9af3693
Commit b9af3693 authored Dec 02, 2018 by Roderick Colenbrander Committed by Alexandre Julliard Dec 04, 2018
Hide whitespace changes
Inline Side-by-side

Showing with 2 additions and 7 deletions

nt.c dlls/ntdll/nt.c +2 -7

No files found.
--- a/dlls/ntdll/nt.c
+++ b/dlls/ntdll/nt.c
@@ -1704,13 +1704,8 @@ static NTSTATUS create_logical_proc_info(SYSTEM_LOGICAL_PROCESSOR_INFORMATION **

            /* Mask of logical threads sharing same physical core in kernel core numbering. */
            sprintf(name, core_info, i, "thread_siblings");
-            f = fopen(name, "r");
-            if(f)
-            {
-                fscanf(f, "%lx", &thread_mask);
-                fclose(f);
-            }
-            else thread_mask = 1<<i;
+            if(!sysfs_parse_bitmap(name, &thread_mask))
+                thread_mask = 1<<i;
            if(!logical_proc_info_add_by_id(data, dataex, &len, max_len, RelationProcessorCore, phys_core, thread_mask))
            {
                fclose(fcpu_list);