ntdll: Use 32-bit stack in alloc_fs_sel().

Signed-off-by: Brendan Shanks <bshanks@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>

ntdll: Use 32-bit stack in alloc_fs_sel().
57c04fd0 · Brendan Shanks · Alexandre Julliard · 24a4b8ca · 57c04fd0
Commit 57c04fd0 authored May 17, 2022 by Brendan Shanks Committed by Alexandre Julliard May 20, 2022
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signal_x86_64.c dlls/ntdll/unix/signal_x86_64.c +1 -1

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--- a/dlls/ntdll/unix/signal_x86_64.c
+++ b/dlls/ntdll/unix/signal_x86_64.c
@@ -94,7 +94,7 @@ __ASM_GLOBAL_FUNC( alloc_fs_sel,
                   "pushq %rbx\n\t"
                   "pushq %rdi\n\t"
                   "movq %rsp,%rdi\n\t"
-                   "movq %gs:0x8,%rsp\n\t"    /* NtCurrentTeb()->Tib.StackBase */
+                   "movl 0x4(%rdx),%esp\n\t"  /* Tib.StackBase */
                   "subl $0x10,%esp\n\t"
                   /* setup modify_ldt struct on 32-bit stack */
                   "movl %ecx,(%rsp)\n\t"     /* entry_number */