* interrupt priority @ 2017-11-28 19:51 Ran Shalit 2017-11-29 16:35 ` Sebastian Andrzej Siewior 0 siblings, 1 reply; 3+ messages in thread From: Ran Shalit @ 2017-11-28 19:51 UTC (permalink / raw) To: linux-rt-users Hello, I've tried to understand the priority between different interrupts, but did not find any information on this matter. Are there priorities for interrupts ? Is timer priority highest ? Regards, Ran ^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: interrupt priority 2017-11-28 19:51 interrupt priority Ran Shalit @ 2017-11-29 16:35 ` Sebastian Andrzej Siewior [not found] ` <CAJ2oMhJcuPAjk=RJiYx5SXwdPM++L6XOTOB2obEBA-oxTJn=RA@mail.gmail.com> 0 siblings, 1 reply; 3+ messages in thread From: Sebastian Andrzej Siewior @ 2017-11-29 16:35 UTC (permalink / raw) To: Ran Shalit; +Cc: linux-rt-users On 2017-11-28 21:51:32 [+0200], Ran Shalit wrote: > Hello, Hi, > I've tried to understand the priority between different interrupts, > but did not find any information on this matter. Are there priorities > for interrupts ? Is timer priority highest ? `ps' has an option to show the priority of the interrupt thread and 50 is the default value. The timer interrupts does not run as a thread. > Regards, > Ran Sebastian ^ permalink raw reply [flat|nested] 3+ messages in thread
[parent not found: <CAJ2oMhJcuPAjk=RJiYx5SXwdPM++L6XOTOB2obEBA-oxTJn=RA@mail.gmail.com>]
* Re: interrupt priority [not found] ` <CAJ2oMhJcuPAjk=RJiYx5SXwdPM++L6XOTOB2obEBA-oxTJn=RA@mail.gmail.com> @ 2017-11-30 16:14 ` Sebastian Andrzej Siewior 0 siblings, 0 replies; 3+ messages in thread From: Sebastian Andrzej Siewior @ 2017-11-30 16:14 UTC (permalink / raw) To: Ran Shalit; +Cc: linux-rt-users please don't drop the list. On 2017-11-29 19:07:58 [+0200], Ran Shalit wrote: > I mean the priority of interrupts (not threads). > For example if we connect usb/mouse will it take precedence before the > timer interrupt ? That is SoC specific and documented in the reference manual. > Thanks, > > Sebastian ^ permalink raw reply [flat|nested] 3+ messages in thread
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2017-11-28 19:51 interrupt priority Ran Shalit
2017-11-29 16:35 ` Sebastian Andrzej Siewior
[not found] ` <CAJ2oMhJcuPAjk=RJiYx5SXwdPM++L6XOTOB2obEBA-oxTJn=RA@mail.gmail.com>
2017-11-30 16:14 ` Sebastian Andrzej Siewior
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