Re: [PATCH] arch, mm: introduce arch_tlb_gather_mmu_exit
Linus Torvalds writes: (Summary) On Tue, Dec 5, 2017 at 6:58 AM, Michal Hocko <mhocko@kernel.org> So we fixed the oom reaper to just do proper TLB invalidates in commit 687cb0884a71 ("mm,...
View ArticleRe: [PATCH V11 4/5] vsprintf: add printk specifier %px
Linus Torvalds writes: (Summary) You'll get used to it. get used to it. So an actual "this was critical information that mattered for this particular bug, and it was missing due to the hashing of this...
View ArticleRe: [PATCH V11 3/5] printk: hash addresses printed with %p
Linus Torvalds writes: (Summary) You'll get used to it. get used to it. So an actual "this was critical information that mattered for this particular bug, and it was missing due to the hashing of this...
View ArticleRe: [PATCH V11 4/5] vsprintf: add printk specifier %px
Linus Torvalds writes: (Summary) In fact, it used to be a "%08lx" - and the value we print out is "unsigned long - but then when we unified the 32- and 64-bit architectures, using "%p" and a cast was a...
View ArticleRe: [PATCH V11 4/5] vsprintf: add printk specifier %px
Linus Torvalds writes: (Summary) On Tue, Dec 5, 2017 at 8:19 PM, Alexey Dobriyan <adobriyan@gmail.com> wrote: [...] to actually audit users: I don't see you having offered to audit the 12k+...
View ArticleRe: [PATCH V11 3/5] printk: hash addresses printed with %p
Linus Torvalds writes: (Summary) On Wed, Dec 6, 2017 at 3:21 PM, Kees Cook <keescook@chromium.org> wrote: [...] comparison still works. DavidL isn't talking about the _same_ pointer, he's talking...
View ArticleRe: [PATCH] NFS: allow name_to_handle_at() to work for Amazon EFS.
Linus Torvalds writes: (Summary) On Thu, Nov 30, 2017 at 12:56 PM, NeilBrown <neilb@suse.com> wrote: [...] +#define MAX_HANDLE_SZ 200 This really smells for so many reasons. This really smells...
View ArticleRe: [git pull] drm fixes for v4.15-rc3
Linus Torvalds writes: (Summary) wrote: [...] that were missing them, Oh Christ, couldn't they have just added the one-liner SPDX tags rather than doing that crazy "new 22 line boiler plate garbage to...
View ArticleRe: [GIT PULL for v4.15-rc3] media fixes
Linus Torvalds writes: (Summary) On Fri, Dec 8, 2017 at 7:56 AM, Mauro Carvalho Chehab <mchehab@osg.samsung.com> wrote:[...] changes - just comment changes at the source files; Guys, this was...
View ArticleRe: x86/ldt: Prevent ldt inheritance on exec
Linus Torvalds writes: (Summary) That said, can't we separate this out into the copy_mm() phase only? phase only? We have "arch_dup_mmap()" that is called on fork() only, so that could do the LDT copy...
View ArticleRe: [PATCH 09/31] x86/entry/32: Leave the kernel via trampoline stack
Linus Torvalds writes: (Summary) On Fri, Feb 9, 2018 at 1:25 AM, Joerg Roedel <joro@8bytes.org> wrote: [...] + rep movsb Ugh. This is going to be horrendous. Maybe not noticeable on modern CPU's,...
View ArticleRe: [PATCH 5/8] docs: kernel-doc: Move STATE_BODY processing to a ...
Linus Torvalds writes: (Summary) On Fri, Feb 9, 2018 at 1:32 AM, Jani Nikula <jani.nikula@linux.intel.com> Does anyone know? It came with the original script in 2.3.52-pre1, somewhere around...
View ArticleRe: [RFC][PATCH] : fix end_name_hash() for 64b ...
Linus Torvalds writes: (Summary) For 32bit long, there is no change. Ok, sorry for the delay, I only got back to this now because the merge window is calming down (famous last words - sometimes Friday...
View ArticleRe: [GIT PULL] xen: fixes for 4.16 rc1
Linus Torvalds writes: (Summary) It's not ok when they do real changes, but it's EVEN MORE not ok when they are just random merges that bring in who-the-hell-knows-what. who-the-hell-knows-what. Merge...
View ArticleRe: [PATCH 09/31] x86/entry/32: Leave the kernel via trampoline stack
Linus Torvalds writes: (Summary) wrote: [...] is probably only true on modern CPUs. Yeah, it's only true on the very latest uarchs, and even there it's not perfect for small copies. not perfect for...
View ArticleRe: [GIT PULL] xen: fixes for 4.16 rc1
Linus Torvalds writes: (Summary) It annoys me that our merge logs are sometimes really bad. bad. I encourage maintainers to do I encourage maintainers to do git log --merges git log --merges and just...
View ArticleRe: [PATCH 09/31] x86/entry/32: Leave the kernel via trampoline stack
Linus Torvalds writes: (Summary) You won't see any of the _real_ advantages (which are about moving cachelines at a time), so with smallish copies you really only see the downsides of "rep movs", which...
View ArticleRe: [PATCH 00/31 v2] PTI support for x86_32
Linus Torvalds writes: (Summary) On Fri, Feb 9, 2018 at 1:09 PM, Pavel Machek <pavel@ucw.cz> wrote: [...] Hardware supports PCID even on 32-bit kernels, no? We're not adding support for it even...
View ArticleRe: [PATCH] x86: try to simplify NR_CPUS config
Linus Torvalds writes: (Summary) I think it can be simplified a bit more. I think it can be simplified a bit more. If you move the definition of RANGE_END_CPUS up to before RANGE_BEGIN_CPUS, you can...
View ArticleRe: [GIT PULL] apparmor updates for v4.16
Linus Torvalds writes: (Summary) wrote:[...] Please pull these apparmor changes for v4.16 No. No. You had an extra two weeks because 4.15 was delayed. And none of this appears to have been in...
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