Re: [RFC PATCH 8/8] printk: Wake up klogd using irq_work

2012-10-20 Thread Frederic Weisbecker
2012/10/20 Joe Perches : > On Sat, 2012-10-20 at 12:22 -0400, Frederic Weisbecker wrote: >> lets implement the printk tick using irq work. > > Hi Frederic. > > Can you redo this change please against -next in a few days? > > Andrew Morton picked up this series, >

Re: [RFC PATCH 8/8] printk: Wake up klogd using irq_work

2012-10-20 Thread Joe Perches
On Sat, 2012-10-20 at 12:22 -0400, Frederic Weisbecker wrote: > lets implement the printk tick using irq work. Hi Frederic. Can you redo this change please against -next in a few days? Andrew Morton picked up this series, https://lkml.org/lkml/2012/10/17/41 but it's not yet in -next.

[RFC PATCH 8/8] printk: Wake up klogd using irq_work

2012-10-20 Thread Frederic Weisbecker
klogd is woken up asynchronously from the tick in order to do it safely. However if printk is called when the tick is stopped, the reader won't be woken up until the next interrupt, which might not fire before a while. As a result, the user may miss some message. To fix this, lets implement the

[RFC PATCH 8/8] printk: Wake up klogd using irq_work

2012-10-20 Thread Frederic Weisbecker
klogd is woken up asynchronously from the tick in order to do it safely. However if printk is called when the tick is stopped, the reader won't be woken up until the next interrupt, which might not fire before a while. As a result, the user may miss some message. To fix this, lets implement the

Re: [RFC PATCH 8/8] printk: Wake up klogd using irq_work

2012-10-20 Thread Joe Perches
On Sat, 2012-10-20 at 12:22 -0400, Frederic Weisbecker wrote: lets implement the printk tick using irq work. Hi Frederic. Can you redo this change please against -next in a few days? Andrew Morton picked up this series, https://lkml.org/lkml/2012/10/17/41 but it's not yet in -next.

Re: [RFC PATCH 8/8] printk: Wake up klogd using irq_work

2012-10-20 Thread Frederic Weisbecker
2012/10/20 Joe Perches j...@perches.com: On Sat, 2012-10-20 at 12:22 -0400, Frederic Weisbecker wrote: lets implement the printk tick using irq work. Hi Frederic. Can you redo this change please against -next in a few days? Andrew Morton picked up this series,