diff options
Diffstat (limited to 'arch/x86/um/tls_64.c')
| -rw-r--r-- | arch/x86/um/tls_64.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/arch/x86/um/tls_64.c b/arch/x86/um/tls_64.c index d22363cb854e..c51a613f6f5c 100644 --- a/arch/x86/um/tls_64.c +++ b/arch/x86/um/tls_64.c @@ -1,17 +1,18 @@ +// SPDX-License-Identifier: GPL-2.0 #include <linux/sched.h> +#include <asm/ptrace-abi.h> void clear_flushed_tls(struct task_struct *task) { } -int arch_copy_tls(struct task_struct *t) +int arch_set_tls(struct task_struct *t, unsigned long tls) { /* * If CLONE_SETTLS is set, we need to save the thread id - * (which is argument 5, child_tid, of clone) so it can be set - * during context switches. + * so it can be set during context switches. */ - t->thread.arch.fs = t->thread.regs.regs.gp[R8 / sizeof(long)]; + t->thread.regs.regs.gp[FS_BASE / sizeof(unsigned long)] = tls; return 0; } |