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Groups > linux.kernel > #1404906
| From | Andy Lutomirski <luto@amacapital.net> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 1/4] x86: Save return value from kernel_thread |
| Date | 2016-05-22 03:50 +0200 |
| Message-ID | <rBqGK-2CT-5@gated-at.bofh.it> (permalink) |
| References | <rBhDs-5HD-5@gated-at.bofh.it> <rBhDt-5HD-27@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Sat, May 21, 2016 at 9:04 AM, Brian Gerst <brgerst@gmail.com> wrote: > Kernel threads should always return zero on success after calling do_execve(). The > two existing cases in the kernel (kernel_init() and call_usermodehelper_exec_async()) > correctly do this. Save a few bytes by storing EAX/RAX instead of an immediate zero. > Also fix the 64-bit case which should save the full 64-bits. Does this have any additional motivation beyond cleanup and fixing an inconsequential bug? I.e. does the rest of your series need this? --Andy
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[PATCH 0/4] x86: Rewrite switch_to() Brian Gerst <brgerst@gmail.com> - 2016-05-21 18:10 +0200
[PATCH 4/4] x86: Pass kernel thread parameters in fork_frame Brian Gerst <brgerst@gmail.com> - 2016-05-21 18:10 +0200
Re: [PATCH 4/4] x86: Pass kernel thread parameters in fork_frame Andy Lutomirski <luto@amacapital.net> - 2016-05-22 20:10 +0200
Re: [PATCH 4/4] x86: Pass kernel thread parameters in fork_frame Brian Gerst <brgerst@gmail.com> - 2016-05-22 21:30 +0200
Re: [PATCH 4/4] x86: Pass kernel thread parameters in fork_frame Josh Poimboeuf <jpoimboe@redhat.com> - 2016-05-23 17:30 +0200
Re: [PATCH 4/4] x86: Pass kernel thread parameters in fork_frame Andy Lutomirski <luto@amacapital.net> - 2016-05-23 17:40 +0200
Re: [PATCH 4/4] x86: Pass kernel thread parameters in fork_frame Brian Gerst <brgerst@gmail.com> - 2016-05-23 23:10 +0200
[PATCH 1/4] x86: Save return value from kernel_thread Brian Gerst <brgerst@gmail.com> - 2016-05-21 18:10 +0200
Re: [PATCH 1/4] x86: Save return value from kernel_thread Andy Lutomirski <luto@amacapital.net> - 2016-05-22 03:50 +0200
Re: [PATCH 1/4] x86: Save return value from kernel_thread Brian Gerst <brgerst@gmail.com> - 2016-05-22 04:20 +0200
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