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| Started by | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| First post | 2017-02-11 21:30 +0100 |
| Last post | 2017-02-12 13:30 +0100 |
| Articles | 3 — 2 participants |
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Re: [PATCH v5] fork: free vmapped stacks in cache when cpus are offline Thomas Gleixner <tglx@linutronix.de> - 2017-02-11 21:30 +0100
Re: [PATCH v5] fork: free vmapped stacks in cache when cpus are offline Hoeun Ryu <hoeun.ryu@gmail.com> - 2017-02-12 02:50 +0100
Re: [PATCH v5] fork: free vmapped stacks in cache when cpus are offline Thomas Gleixner <tglx@linutronix.de> - 2017-02-12 13:30 +0100
| From | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| Date | 2017-02-11 21:30 +0100 |
| Subject | Re: [PATCH v5] fork: free vmapped stacks in cache when cpus are offline |
| Message-ID | <t9MsW-5dv-17@gated-at.bofh.it> |
On Sat, 11 Feb 2017, kbuild test robot wrote: > Hi Hoeun, > > [auto build test ERROR on linus/master] > [also build test ERROR on v4.10-rc7 next-20170210] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/Hoeun-Ryu/fork-free-vmapped-stacks-in-cache-when-cpus-are-offline/20170211-183401 > config: ia64-allmodconfig (attached as .config) > compiler: ia64-linux-gcc (GCC) 6.2.0 > reproduce: > wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # save the attached .config to linux build tree > make.cross ARCH=ia64 > > All errors (new ones prefixed by >>): > > kernel/fork.c: In function 'fork_init': > >> kernel/fork.c:483:2: error: implicit declaration of function 'vm_stack_cache_init' [-Werror=implicit-function-declaration] > vm_stack_cache_init(); > ^~~~~~~~~~~~~~~~~~~ Right. This needs to move to a different place as that part is nested inside #ifndef CONFIG_ARCH_THREAD_STACK_ALLOCATOR That's an horrible ifdef maze in that file. Thanks, tglx
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| From | Hoeun Ryu <hoeun.ryu@gmail.com> |
|---|---|
| Date | 2017-02-12 02:50 +0100 |
| Subject | Re: [PATCH v5] fork: free vmapped stacks in cache when cpus are offline |
| Message-ID | <t9RsB-8i6-1@gated-at.bofh.it> |
| In reply to | #1579102 |
> On Feb 12, 2017, at 5:19 AM, Thomas Gleixner <tglx@linutronix.de> wrote: > >> On Sat, 11 Feb 2017, kbuild test robot wrote: >> >> Hi Hoeun, >> >> [auto build test ERROR on linus/master] >> [also build test ERROR on v4.10-rc7 next-20170210] >> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] >> >> url: https://github.com/0day-ci/linux/commits/Hoeun-Ryu/fork-free-vmapped-stacks-in-cache-when-cpus-are-offline/20170211-183401 >> config: ia64-allmodconfig (attached as .config) >> compiler: ia64-linux-gcc (GCC) 6.2.0 >> reproduce: >> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross >> chmod +x ~/bin/make.cross >> # save the attached .config to linux build tree >> make.cross ARCH=ia64 >> >> All errors (new ones prefixed by >>): >> >> kernel/fork.c: In function 'fork_init': >>>> kernel/fork.c:483:2: error: implicit declaration of function 'vm_stack_cache_init' [-Werror=implicit-function-declaration] >> vm_stack_cache_init(); >> ^~~~~~~~~~~~~~~~~~~ > > Right. This needs to move to a different place as that part is nested inside > > #ifndef CONFIG_ARCH_THREAD_STACK_ALLOCATOR > > That's an horrible ifdef maze in that file. > I think we should rollback to v4. Do you agree? > Thanks, > > tglx
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| From | Thomas Gleixner <tglx@linutronix.de> |
|---|---|
| Date | 2017-02-12 13:30 +0100 |
| Message-ID | <ta1rY-6fk-5@gated-at.bofh.it> |
| In reply to | #1579146 |
On Sun, 12 Feb 2017, Hoeun Ryu wrote: > > > On Feb 12, 2017, at 5:19 AM, Thomas Gleixner <tglx@linutronix.de> wrote: > > > >> On Sat, 11 Feb 2017, kbuild test robot wrote: > >> > >> Hi Hoeun, > >> > >> [auto build test ERROR on linus/master] > >> [also build test ERROR on v4.10-rc7 next-20170210] > >> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > >> > >> url: https://github.com/0day-ci/linux/commits/Hoeun-Ryu/fork-free-vmapped-stacks-in-cache-when-cpus-are-offline/20170211-183401 > >> config: ia64-allmodconfig (attached as .config) > >> compiler: ia64-linux-gcc (GCC) 6.2.0 > >> reproduce: > >> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross > >> chmod +x ~/bin/make.cross > >> # save the attached .config to linux build tree > >> make.cross ARCH=ia64 > >> > >> All errors (new ones prefixed by >>): > >> > >> kernel/fork.c: In function 'fork_init': > >>>> kernel/fork.c:483:2: error: implicit declaration of function 'vm_stack_cache_init' [-Werror=implicit-function-declaration] > >> vm_stack_cache_init(); > >> ^~~~~~~~~~~~~~~~~~~ > > > > Right. This needs to move to a different place as that part is nested inside > > > > #ifndef CONFIG_ARCH_THREAD_STACK_ALLOCATOR > > > > That's an horrible ifdef maze in that file. > > > > I think we should rollback to v4. Do you agree? Sigh. Yes.
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