Re: [PATCH] kexec: Fix kdump failure with notsc

2016-07-07 Thread Wei, Jiangang
Hi all, I fixed the compile error and sent the v2. Please ignore this serial. Thanks, wei On Thu, 2016-07-07 at 16:46 +0800, kbuild test robot wrote: > Hi, > > [auto build test ERROR on tip/x86/core] > [also build test ERROR on v4.7-rc6 next-20160706] > [if your patch is applied to the wrong gi

Re: [PATCH] kexec: Fix kdump failure with notsc

2016-07-07 Thread kbuild test robot
Hi, [auto build test ERROR on tip/x86/core] [also build test ERROR on v4.7-rc6 next-20160706] [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/Wei-Jiangang/kexec-Fix-kdump-failure-with-notsc/20160

[PATCH] kexec: Fix kdump failure with notsc

2016-07-07 Thread Wei Jiangang
If we specify the 'notsc' boot parameter for the dump-capture kernel, and then trigger a crash(panic) by using "ALT-SysRq-c" or "echo c > /proc/sysrq-trigger", the dump-capture kernel will hang in calibrate_delay_converge(): /* wait for "start of" clock tick */ ticks = jiffies; while (