[RESEND RFC v4 0/3] mm: make swapin readahead to gain more thp performance
This patch series makes swapin readahead up to a certain number to gain more thp performance and adds tracepoint for khugepaged_scan_pmd, collapse_huge_page, __collapse_huge_page_isolate. This patch...
View Article[RESEND RFC v4 1/3] mm: add tracepoint for scanning pages
Using static tracepoints, data of functions is recorded. It is good to automatize debugging without doing a lot of changes in the source code. This patch adds tracepoint for khugepaged_scan_pmd,...
View Article[RESEND RFC v4 3/3] mm: make swapin readahead to improve thp collapse rate
This patch makes swapin readahead to improve thp collapse rate. When khugepaged scanned pages, there can be a few of the pages in swap area. With the patch THP can collapse 4kB pages into a THP when...
View Article[RESEND RFC v4 2/3] mm: make optimistic check for swapin readahead
This patch introduces new sysfs integer knob /sys/kernel/mm/transparent_hugepage/khugepaged/max_ptes_swap which makes optimistic check for swapin readahead to increase thp collapse rate. Before...
View ArticleRe: [GIT] Networking
On Thu, 3 Sep 2015, Linus Torvalds wrote: > On Thu, Sep 3, 2015 at 12:32 PM, Julia Lawall <julia.lawall@lip6.fr> wrote: > > > > I find 518 occurrences of a function parameter...
View Article[PATCH] clk_register_clkdev: remove format string interface
Many callers either use NULL or const strings for the third argument of clk_register_clkdev. For those that do not and use a non-const string, this is a risk for format strings being accidentally...
View Articleperf: fuzzer PEBS record without PEBS event! crash
Hello running a fresh copy of current git and I can still crash my Haswell test machine using the perf_fuzzer. It looks like the pebs issue still, it triggered the new warning, and was stuck looping...
View ArticleRe: [PATCH] ARM: dts: Add ddc i2c reference to veyron
Hi, On Wed, Sep 2, 2015 at 2:25 PM, Douglas Anderson <dianders@chromium.org> wrote: > The ddc-i2c-bus property was missing from the veyron dtsi file since > downstream the ddc-i2c-bus was...
View ArticleRe: [GIT] Networking
On Thu, Sep 3, 2015 at 1:55 PM, Julia Lawall <julia.lawall@lip6.fr> wrote: > > There are 32 2-dimensional arrays in function parameters, and 1 > 3-dimensional array. No 4-dimensional...
View ArticleRe: [PATCH] x86, vsyscall: add CONFIG to control default
On Mon, Aug 31, 2015 at 2:23 PM, Andy Lutomirski <luto@amacapital.net> wrote: > On Aug 31, 2015 1:13 PM, "Kees Cook" <keescook@chromium.org> wrote: >> >> On Wed, Aug 12,...
View Article[PATCH] Bluetooth: btintel: fix warning
Fix compilation the following compilation warning, which happens when CONFIG_BT_INTEL is not set: drivers/bluetooth/btintel.h:98:13: warning: ‘btintel_version_info’ defined but not used...
View Article[PATCHv2] drivers: i2c: exynos5: irq spinlock rt-safe
The current spin_lock_irqsave() protects the enabling of the device interrupt. In order to prevent recursion in the case of sleeping spinlocks (e.g. with RT patch, stacktrace below), convert the spin...
View ArticleRe: [GIT] Networking
Hi Linus, >> [-Wsizeof-array-argument] > > Ahh. Google shows that it's an old clang warning that gcc has recently > picked up. > > But even clang doesn't seem to have any way for...
View ArticleRe: Linux Firmware Signing
[removed bounced email addresses] On Wed, Sep 2, 2015 at 2:37 PM, Luis R. Rodriguez <mcgrof@suse.com> wrote: > On Wed, Sep 02, 2015 at 01:54:43PM -0700, Kees Cook wrote: >> On Wed, Sep...
View ArticleRe: [alsa-devel] [PATCH 1/2] ASoC: qcom: change PTR_ERR argument
On Sun, Aug 30, 2015 at 11:05:10AM -0700, Julia Lawall wrote: > Apply PTR_ERR to the value that was recently assigned. > > The semantic match that finds this problem is as follows: >...
View ArticleRe: stop breaking dosemu (Re: x86/kconfig/32: Rename CONFIG_VM86 and default...
03.09.2015 21:51, Austin S Hemmelgarn пишет: > On 2015-09-03 12:34, Stas Sergeev wrote: >> https://lkml.org/lkml/2015/9/2/317 >> Brian Gerst recently audited it: >> --- >>...
View ArticleRe: [GIT] Networking
On Thu, 3 Sep 2015, Linus Torvalds wrote: > On Thu, Sep 3, 2015 at 1:55 PM, Julia Lawall <julia.lawall@lip6.fr> wrote: > > > > There are 32 2-dimensional arrays in function...
View ArticleRe: [PATCH 5/6] seccomp: add a way to attach a filter via eBPF fd
On Fri, Sep 04, 2015 at 10:04:23AM -0600, Tycho Andersen wrote: > This is the final bit needed to support seccomp filters created via the bpf > syscall. > > One concern with this patch is...
View ArticleRe: [PATCH 07/12] mm: Pass the 4-bit protection key in via PROT_ bits to...
On 09/04/2015 01:34 PM, Florian Weimer wrote: ....>>> It will also be very painful to add additional bits. We went through >>> this with the CPU affinity mask, and it still hurts it....
View ArticleRe: [PATCH 5/6] seccomp: add a way to attach a filter via eBPF fd
On Fri, Sep 4, 2015 at 9:04 AM, Tycho Andersen <tycho.andersen@canonical.com> wrote: > This is the final bit needed to support seccomp filters created via the bpf > syscall. > > One...
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