Messages in this thread | | | From | Jean-Denis Girard <> | Subject | Re: [ANNOUNCE] v4.4.4-rt11 | Date | Wed, 9 Mar 2016 10:31:06 -1000 |
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Hi,
Le 09/03/2016 03:51, Sebastian Andrzej Siewior a écrit : > - AT91 got a little better. A larger patch series by Boris Brezillon has > been merged. That means SAMA5 boots now. There is one warning left > about invoking free_irq() twice. I would be glad about some feedback > from pre-SAMA5 SoC. Those which share UART and timer interrupt. It > seems that that one I have here does not do this anymore. > > - A patch on top the AT91 series to avoid two warning while switching > from period to oneshow mode.
I got this warning when booting my arietta G25:
clocksource: pit: mask: 0xfffffff max_cycles: 0xfffffff, max_idle_ns: 14334453866 ns ------------[ cut here ]------------ WARNING: CPU: 0 PID: 0 at kernel/irq/manage.c:1541 __free_irq+0xb0/0x2b0() Trying to free already-free IRQ 16 Modules linked in: CPU: 0 PID: 0 Comm: swapper Not tainted 4.4.4-rt11 #1 Hardware name: Atmel AT91SAM9 [<c000ecb8>] (unwind_backtrace) from [<c000cefc>] (show_stack+0x10/0x14) [<c000cefc>] (show_stack) from [<c00165ac>] (warn_slowpath_common+0x80/0xa8) [<c00165ac>] (warn_slowpath_common) from [<c0016600>] (warn_slowpath_fmt+0x2c/0x3c) [<c0016600>] (warn_slowpath_fmt) from [<c00409d4>] (__free_irq+0xb0/0x2b0) [<c00409d4>] (__free_irq) from [<c0040c60>] (free_irq+0x40/0x50) [<c0040c60>] (free_irq) from [<c03056fc>] (pit_clkevt_shutdown+0x24/0x2c) [<c03056fc>] (pit_clkevt_shutdown) from [<c0058e94>] (clockevents_switch_state+0xe8) [<c0058e94>] (clockevents_switch_state) from [<c0058ee4>] (clockevents_shutdown+0x1) [<c0058ee4>] (clockevents_shutdown) from [<c00597dc>] (tick_check_new_device+0x54/0) [<c00597dc>] (tick_check_new_device) from [<c0058950>] (clockevents_register_device) [<c0058950>] (clockevents_register_device) from [<c051e22c>] (clocksource_probe+0x4) [<c051e22c>] (clocksource_probe) from [<c050aafc>] (start_kernel+0x248/0x35c) [<c050aafc>] (start_kernel) from [<20008048>] (0x20008048) ---[ end trace 0000000000000001 ]---
Nevertheless it does boot, and seems to work fine.
Thanks, -- Jean-Denis Girard
SysNux Systèmes Linux en Polynésie française http://www.sysnux.pf/ Tél: +689 40.50.10.40 / GSM: +689 87.79.75.27
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