[RESEND][PATCH][v2] ata: ahci: Add shutdown to freeze hardware resources of ahci

2020-01-28 Thread Prabhakar Kushwaha
device_shutdown() called from reboot or power_shutdown expect all devices to be shutdown. Same is true for even ahci pci driver. As no ahci shutdown function is implemented, the ata subsystem always remains alive with DMA & interrupt support. File system related calls should not be honored after

[PATCH 0/2] printk: replace ringbuffer

2020-01-28 Thread John Ogness
Hello, After several RFC series [0][1][2][3][4], here is the first set of patches to rework the printk subsystem. This first set of patches only replace the existing ringbuffer implementation. No locking is removed. No semantics/behavior of printk are changed. The VMCOREINFO is updated, which

RE: [PATCH] makedumpfile: cope with not-present mem section

2020-01-28 Thread 萩尾 一仁
Hi Cascardo, > -Original Message- > On Mon, Jan 27, 2020 at 02:04:54PM -0300, Thadeu Lima de Souza Cascardo wrote: > > Sorry for taking too long to respond, as I was on vacation. > > > > The kernels that had commit 83e3c48729d9, but not commit a0b1280368d1, are > > not supported anymore.

Re: [PATCH 1/2] printk: add lockless buffer

2020-01-28 Thread Steven Rostedt
On Tue, 28 Jan 2020 17:25:47 +0106 John Ogness wrote: > diff --git a/kernel/printk/printk_ringbuffer.c > b/kernel/printk/printk_ringbuffer.c > new file mode 100644 > index ..796257f226ee > --- /dev/null > +++ b/kernel/printk/printk_ringbuffer.c > @@ -0,0 +1,1370 @@ > +//

Re: [PATCH] makedumpfile: cope with not-present mem section

2020-01-28 Thread Thadeu Lima de Souza Cascardo
On Tue, Jan 28, 2020 at 05:03:12PM +, HAGIO KAZUHITO(萩尾 一仁) wrote: > Hi Cascardo, > > > -Original Message- > > On Mon, Jan 27, 2020 at 02:04:54PM -0300, Thadeu Lima de Souza Cascardo > > wrote: > > > Sorry for taking too long to respond, as I was on vacation. > > > > > > The kernels

[PATCH] kexec-tools: Remove duplicated variable declarations

2020-01-28 Thread Kairui Song
When building kexec-tools for Fedora 32, following error is observed: /usr/bin/ld: kexec/arch/x86_64/kexec-bzImage64.o:(.bss+0x0): multiple definition of `bzImage_support_efi_boot'; kexec/arch/i386/kexec-bzImage.o:(.bss+0x0): first defined here

[PATCH] makedumpfile: Remove duplicated variable declarations

2020-01-28 Thread Kairui Song
When building on Fedora 32, following error is observed: /usr/bin/ld: erase_info.o:/builddir/build/BUILD/kexec-tools-2.0.20/makedumpfile-1.6.7/makedumpfile.h:2010: multiple definition of `crash_reserved_mem_nr';