Re: [PATCH V2] powerpc/powernv: Add a kmsg_dumper that flushes console output on panic

2015-11-29 Thread Russell Currey
On Fri, 2015-11-27 at 18:21 +1100, Stewart Smith wrote: > Russell Currey writes: > > On Fri, 2015-11-27 at 16:40 +1100, Stewart Smith wrote: > > > Russell Currey writes: > > > > On BMC machines, console output is controlled by the OPAL firmware and > > > > is > > > > only flushed when its pollers

Re: [PATCH V2] powerpc/powernv: Add a kmsg_dumper that flushes console output on panic

2015-11-26 Thread Stewart Smith
Russell Currey writes: > On Fri, 2015-11-27 at 16:40 +1100, Stewart Smith wrote: >> Russell Currey writes: >> > On BMC machines, console output is controlled by the OPAL firmware and is >> > only flushed when its pollers are called.  When the kernel is in a panic >> > state, it no longer calls th

Re: [PATCH V2] powerpc/powernv: Add a kmsg_dumper that flushes console output on panic

2015-11-26 Thread Russell Currey
On Fri, 2015-11-27 at 16:40 +1100, Stewart Smith wrote: > Russell Currey writes: > > On BMC machines, console output is controlled by the OPAL firmware and is > > only flushed when its pollers are called.  When the kernel is in a panic > > state, it no longer calls these pollers and thus console o

Re: [PATCH V2] powerpc/powernv: Add a kmsg_dumper that flushes console output on panic

2015-11-26 Thread Stewart Smith
Russell Currey writes: > On BMC machines, console output is controlled by the OPAL firmware and is > only flushed when its pollers are called. When the kernel is in a panic > state, it no longer calls these pollers and thus console output does not > completely flush, causing some output from the

Re: [PATCH V2] powerpc/powernv: Add a kmsg_dumper that flushes console output on panic

2015-11-26 Thread Andrew Donnellan
On 25/11/15 14:26, Russell Currey wrote: On BMC machines, console output is controlled by the OPAL firmware and is only flushed when its pollers are called. When the kernel is in a panic state, it no longer calls these pollers and thus console output does not completely flush, causing some outpu

[PATCH V2] powerpc/powernv: Add a kmsg_dumper that flushes console output on panic

2015-11-24 Thread Russell Currey
On BMC machines, console output is controlled by the OPAL firmware and is only flushed when its pollers are called. When the kernel is in a panic state, it no longer calls these pollers and thus console output does not completely flush, causing some output from the panic to be lost. This patch ad