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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 17:45:29 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-05-08 17:45:29 +0000
commit83506c85f8d4332b3edfdc8f1fd07aa691415350 (patch)
tree316b9630e093bb3b80e5d6e1c304151b5597901e /arch/riscv/kernel
parentAdding upstream version 5.10.209. (diff)
downloadlinux-83506c85f8d4332b3edfdc8f1fd07aa691415350.tar.xz
linux-83506c85f8d4332b3edfdc8f1fd07aa691415350.zip
Adding upstream version 5.10.216.upstream/5.10.216
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/riscv/kernel')
-rw-r--r--arch/riscv/kernel/asm-offsets.c3
-rw-r--r--arch/riscv/kernel/process.c5
2 files changed, 4 insertions, 4 deletions
diff --git a/arch/riscv/kernel/asm-offsets.c b/arch/riscv/kernel/asm-offsets.c
index db203442c..877ff65b4 100644
--- a/arch/riscv/kernel/asm-offsets.c
+++ b/arch/riscv/kernel/asm-offsets.c
@@ -66,6 +66,9 @@ void asm_offsets(void)
OFFSET(TASK_THREAD_F30, task_struct, thread.fstate.f[30]);
OFFSET(TASK_THREAD_F31, task_struct, thread.fstate.f[31]);
OFFSET(TASK_THREAD_FCSR, task_struct, thread.fstate.fcsr);
+#ifdef CONFIG_STACKPROTECTOR
+ OFFSET(TSK_STACK_CANARY, task_struct, stack_canary);
+#endif
DEFINE(PT_SIZE, sizeof(struct pt_regs));
OFFSET(PT_EPC, pt_regs, epc);
diff --git a/arch/riscv/kernel/process.c b/arch/riscv/kernel/process.c
index 7868050ff..9dac6bec3 100644
--- a/arch/riscv/kernel/process.c
+++ b/arch/riscv/kernel/process.c
@@ -22,9 +22,7 @@
#include <asm/switch_to.h>
#include <asm/thread_info.h>
-register unsigned long gp_in_global __asm__("gp");
-
-#ifdef CONFIG_STACKPROTECTOR
+#if defined(CONFIG_STACKPROTECTOR) && !defined(CONFIG_STACKPROTECTOR_PER_TASK)
#include <linux/stackprotector.h>
unsigned long __stack_chk_guard __read_mostly;
EXPORT_SYMBOL(__stack_chk_guard);
@@ -117,7 +115,6 @@ int copy_thread(unsigned long clone_flags, unsigned long usp, unsigned long arg,
if (unlikely(p->flags & (PF_KTHREAD | PF_IO_WORKER))) {
/* Kernel thread */
memset(childregs, 0, sizeof(struct pt_regs));
- childregs->gp = gp_in_global;
/* Supervisor/Machine, irqs on: */
childregs->status = SR_PP | SR_PIE;