diff options
| author |   Amanieu d'Antras <amanieu@gmail.com> | 2020-01-04 13:39:30 +0100 |
|---|---|---|
| committer |   Christian Brauner <christian.brauner@ubuntu.com> | 2020-01-07 13:31:29 +0100 |
| commit | 457677c70c7672a4586b0b8abc396cc1ecdd376d (patch) | |
| tree | 85e77ee4b63a05b0cc65d430110952512253b7d4 /arch/um/kernel/process.c | |
| parent | clone3: ensure copy_thread_tls is implemented (diff) | |
| download | linux-dev-457677c70c7672a4586b0b8abc396cc1ecdd376d.tar.xz linux-dev-457677c70c7672a4586b0b8abc396cc1ecdd376d.zip | |
um: Implement copy_thread_tls
This is required for clone3 which passes the TLS value through a
struct rather than a register.
Signed-off-by: Amanieu d'Antras <amanieu@gmail.com>
Cc: linux-um@lists.infradead.org
Cc: <stable@vger.kernel.org> # 5.3.x
Link: https://lore.kernel.org/r/20200104123928.1048822-1-amanieu@gmail.com
Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
Diffstat (limited to '')
| -rw-r--r-- | arch/um/kernel/process.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/arch/um/kernel/process.c b/arch/um/kernel/process.c index 263a8f069133..17045e7211bf 100644 --- a/arch/um/kernel/process.c +++ b/arch/um/kernel/process.c @@ -153,8 +153,8 @@ void fork_handler(void) userspace(¤t->thread.regs.regs, current_thread_info()->aux_fp_regs); } -int copy_thread(unsigned long clone_flags, unsigned long sp, - unsigned long arg, struct task_struct * p) +int copy_thread_tls(unsigned long clone_flags, unsigned long sp, + unsigned long arg, struct task_struct * p, unsigned long tls) { void (*handler)(void); int kthread = current->flags & PF_KTHREAD; @@ -188,7 +188,7 @@ int copy_thread(unsigned long clone_flags, unsigned long sp, * Set a new TLS for the child thread? */ if (clone_flags & CLONE_SETTLS) - ret = arch_copy_tls(p); + ret = arch_set_tls(p, tls); } return ret; |