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| author | Damien Zammit <damien@zamaudio.com> | 2023-09-25 00:24:01 +0000 |
|---|---|---|
| committer | Samuel Thibault <samuel.thibault@ens-lyon.org> | 2023-09-25 10:19:58 +0200 |
| commit | be0abe4c2361f2c7db5a52b0900e298083fefe40 (patch) | |
| tree | a56307a5e556d89f59ea3fc73841e604a3847dc0 /x86_64 | |
| parent | bf1cd17a446cb99668d4398473e15b5613086ff5 (diff) | |
| download | gnumach-be0abe4c2361f2c7db5a52b0900e298083fefe40.tar.gz gnumach-be0abe4c2361f2c7db5a52b0900e298083fefe40.tar.bz2 gnumach-be0abe4c2361f2c7db5a52b0900e298083fefe40.zip | |
x86_64: Change active_threads to use gs like i386
Message-Id: <20230925002353.466997-1-damien@zamaudio.com>
Diffstat (limited to 'x86_64')
| -rw-r--r-- | x86_64/cswitch.S | 2 | ||||
| -rw-r--r-- | x86_64/locore.S | 7 |
2 files changed, 4 insertions, 5 deletions
diff --git a/x86_64/cswitch.S b/x86_64/cswitch.S index 1f2e8e9d..29dae62c 100644 --- a/x86_64/cswitch.S +++ b/x86_64/cswitch.S @@ -85,7 +85,7 @@ ENTRY(Switch_context) /* point to stack top */ CPU_NUMBER(%eax) - movq %rsi,CX(EXT(active_threads),%rax) /* new thread is active */ + movq %rsi,MY(ACTIVE_THREAD) /* new thread is active */ movq %rcx,CX(EXT(active_stacks),%rax) /* set current stack */ movq %rbx,CX(EXT(kernel_stack),%rax) /* set stack top */ diff --git a/x86_64/locore.S b/x86_64/locore.S index b282da4f..55dc4d27 100644 --- a/x86_64/locore.S +++ b/x86_64/locore.S @@ -1186,7 +1186,7 @@ syscall_entry_2: * Check for MACH or emulated system call */ syscall_entry_3: - movq CX(EXT(active_threads),%rdx),%rdx + movq MY(ACTIVE_THREAD),%rdx /* point to current thread */ movq TH_TASK(%rdx),%rdx /* point to task */ movq TASK_EMUL(%rdx),%rdx /* get emulation vector */ @@ -1373,8 +1373,7 @@ ENTRY(syscall64) * save only the callee-preserved status according to the C ABI, * plus RIP and EFLAGS for sysret */ - CPU_NUMBER_NO_STACK(%r11) - movq CX(EXT(active_threads),%r11),%r11 /* point to current thread */ + movq MY(ACTIVE_THREAD),%r11 /* point to current thread */ movq TH_PCB(%r11),%r11 /* point to pcb */ addq $ PCB_ISS,%r11 /* point to saved state */ @@ -1471,7 +1470,7 @@ _syscall64_check_for_ast: _syscall64_restore_state: /* Restore thread state and return to user using sysret. */ cli /* block interrupts when using the user stack in kernel space */ - movq CX(EXT(active_threads),%r11),%r11 /* point to current thread */ + movq MY(ACTIVE_THREAD),%r11 /* point to current thread */ movq TH_PCB(%r11),%r11 /* point to pcb */ addq $ PCB_ISS,%r11 /* point to saved state */ |