Re: [gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-25 Thread Rich Freeman
On Thu, Jan 25, 2018 at 1:39 AM, Adam Carter wrote: > > Seems to me like point versions of 4.9 and 4.14 are often released on the > same date, but fixes that have gone into 4.14 don't make it into 4.9 until > the subsequent release. Could be my imagination. One of the

Re: [gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-24 Thread Adam Carter
> > > $ cat /sys/devices/system/cpu/vulnerabilities/meltdown > > Not affected > > Aha. > > matica!1 ~$ cat /sys/devices/system/cpu/vulnerabilities/meltdown > Not affected > matica!2 ~$ uname -r > 4.9.78 > > I guess these patches will be trickling down for a long time yet. > Good to see. Seems

[gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-24 Thread Ian Zimmerman
On 2018-01-19 10:50, Adam Carter wrote: > > Looking at the kernel source (for 4.9.77), the flag is initially set no > > matter what in arch/x86/kernel/cpu/common.c @cpu_show_meltdown(), and > > nothing afterwards clears it ... > > > With 4.14.14, pretty much same CPU; > model : 4 >

Re: [gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-21 Thread Rich Freeman
On Sun, Jan 21, 2018 at 8:41 PM, Corbin Bird wrote: > On 01/18/2018 02:43 PM, Rich Freeman wrote: >> cat /sys/devices/system/cpu/vulnerabilities/meltdown > > Strange, get this response from kernel 4.9.76-r1 In the 4.9 series it was added in 4.9.77 upstream, unless Gentoo

Re: [gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-21 Thread Corbin Bird
On 01/18/2018 02:43 PM, Rich Freeman wrote: > cat /sys/devices/system/cpu/vulnerabilities/meltdown Strange, get this response from kernel 4.9.76-r1 > Darkstar ~ # cat /sys/devices/system/cpu/vulnerabilities/meltdown > cat: /sys/devices/system/cpu/vulnerabilities/meltdown: No such file or >

Re: [gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-18 Thread Adam Carter
On Fri, Jan 19, 2018 at 9:17 AM, Ian Zimmerman wrote: > > matica!13 linux$ dmesg | fgrep -i phenom > [0.603608] smpboot: CPU0: AMD Phenom(tm) II X4 955 Processor > (family: 0x10, model: 0x4, stepping: 0x3) > > Looking at the kernel source (for 4.9.77), the flag is

[gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-18 Thread Ian Zimmerman
On 2018-01-19 08:22, Adam Carter wrote: > > On my fam10/barcelona; > > cat /sys/devices/system/cpu/vulnerabilities/meltdown > > Not affected > Ian. which CPU do you have? matica!13 linux$ dmesg | fgrep -i phenom [0.603608] smpboot: CPU0: AMD Phenom(tm) II X4 955 Processor (family: 0x10,

Re: [gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-18 Thread Adam Carter
> > On my fam10/barcelona; > cat /sys/devices/system/cpu/vulnerabilities/meltdown > Not affected > > Ian. which CPU do you have?

Re: [gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-18 Thread Adam Carter
> So has 4.9.77, but it's dumb: > > > > matica!3 ~$ cat /sys/devices/system/cpu/vulnerabilities/meltdown > > Vulnerable > > matica!4 ~$ cat /sys/devices/system/cpu/vulnerabilities/spectre_v1 > > Vulnerable > > matica!5 ~$ cat /sys/devices/system/cpu/vulnerabilities/spectre_v2 > > Vulnerable:

Re: [gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-18 Thread Rich Freeman
On Thu, Jan 18, 2018 at 2:31 PM, Ian Zimmerman wrote: > On 2018-01-18 19:28, Adam Carter wrote: > >> Nice; >> >> $ ls /sys/devices/system/cpu/vulnerabilities/ >> meltdown spectre_v1 spectre_v2 >> $ cat /sys/devices/system/cpu/vulnerabilities/meltdown >> Mitigation: PTI >>

[gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-18 Thread Ian Zimmerman
On 2018-01-18 19:28, Adam Carter wrote: > Nice; > > $ ls /sys/devices/system/cpu/vulnerabilities/ > meltdown spectre_v1 spectre_v2 > $ cat /sys/devices/system/cpu/vulnerabilities/meltdown > Mitigation: PTI > $ cat /sys/devices/system/cpu/vulnerabilities/spectre_v1 > Vulnerable > $ cat

[gentoo-user] Re: Kernel 4.14.14 has meltdown / spectre info in /sys

2018-01-18 Thread Nikos Chantziaras
On 18/01/18 10:28, Adam Carter wrote: Nice; $ ls /sys/devices/system/cpu/vulnerabilities/ meltdown  spectre_v1  spectre_v2 $ cat /sys/devices/system/cpu/vulnerabilities/meltdown Mitigation: PTI $ cat /sys/devices/system/cpu/vulnerabilities/spectre_v1 Vulnerable $ cat