On Fri, May 7, 2021 at 8:19 AM Steve Sakoman <[email protected]> wrote: > > Would it make sense to do a version of this patch for 5.4? > > Though much less frequent on dunfell, we do see it on occasion. >
if we see it then perhaps it would make sense. > Steve > > On Thu, May 6, 2021 at 2:57 AM Bruce Ashfield <[email protected]> > wrote: > > > > From: Bruce Ashfield <[email protected]> > > > > Integrating the following commit(s) to linux-yocto/5.10: > > > > qemuppc32: reduce serial issues seen on shutdown > > > > Richard reported: > > > > We've been seeing a lot of the qemuppc shutdown issue and I decided to > > look into it. The really worrying thing looking at the logs locally is > > the > > serial ports are showing irq issues and becoming disabled as nobody > > would > > handle them. > > > > Errors like: > > > > [ 9.194886] irq 36: nobody cared (try booting with the "irqpoll" > > option) > > [ 9.198712] CPU: 0 PID: 127 Comm: bootlogd Not tainted > > 5.10.30-yocto-standard #1 > > [ 9.202283] Call Trace: > > [ 9.205611] [d1005f00] [c00a0da8] __report_bad_irq+0x50/0x138 > > (unreliable) > > [ 9.209347] [d1005f30] [c00a0cc0] note_interrupt+0x324/0x378 > > [ 9.212855] [d1005f70] [c009d138] handle_irq_event+0xe8/0x104 > > [ 9.216353] [d1005fa0] [c00a1d9c] handle_fasteoi_irq+0xc0/0x29c > > [ 9.219960] [d1005fc0] [c009b798] generic_handle_irq+0x40/0x5c > > [ 9.223496] [d1005fd0] [c00075d0] __do_irq+0x58/0x188 > > [ 9.226948] [d1005ff0] [c0010040] call_do_irq+0x20/0x38 > > [ 9.230391] [d29eda60] [c0007788] do_IRQ+0x88/0xfc > > [ 9.233860] [d29eda90] [c0016454] ret_from_except+0x0/0x14 > > [ 9.237288] --- interrupt: 501 at __setup_irq+0x3c4/0x838 > > [ 9.237288] LR = __setup_irq+0x790/0x838 > > [ 9.244155] [d29edb88] [c009f0a4] request_threaded_irq+0x114/0x1c8 > > [ 9.247672] [d29edbb8] [c07a5a18] pmz_startup+0x17c/0x32c > > [ 9.251203] [d29edbd8] [c07a1140] uart_port_startup+0x184/0x2f8 > > [ 9.254651] [d29edc08] [c07a1974] uart_port_activate+0x78/0xf4 > > [ 9.258141] [d29edc28] [c07839f8] tty_port_open+0xd4/0x170 > > [ 9.261579] [d29edc58] [c079db74] uart_open+0x2c/0x48 > > [ 9.265116] [d29edc68] [c077a288] tty_open+0x168/0x640 > > [ 9.268574] [d29edcd8] [c0280be8] chrdev_open+0x138/0x2a4 > > [ 9.272123] [d29edd18] [c027421c] do_dentry_open+0x228/0x410 > > [ 9.275643] [d29edd48] [c028e9f4] path_openat+0xb04/0xf28 > > [ 9.279184] [d29eddd8] [c02917e4] do_filp_open+0x120/0x164 > > [ 9.282535] [d29ede98] [c0276238] do_sys_openat2+0xd8/0x19c > > [ 9.285790] [d29edee8] [c0276574] sys_openat+0x88/0xdc > > [ 9.289096] [d29edf38] [c00160d8] ret_from_syscall+0x0/0x34 > > [ 9.292620] --- interrupt: c01 at 0xfec3738 > > [ 9.292620] LR = 0xfec36e0 > > [ 9.299035] handlers: > > [ 9.302312] [<7f7f7da8>] pmz_interrupt > > [ 9.305541] Disabling IRQ #36 > > > > (and the irqpoll option does not help) > > > > This is problematic as the shutdown test uses the serial interface to > > shut down the system. If the serial interface fails to login or run the > > command, > > game over for the test. > > > > CONFIG_SERIAL_PMACZILOG_CONSOLE complicates that handling, but doesn't > > provide > > any output or capabilities that we need. So we disable it here, and > > reduce the chances of issues during shutdown. > > > > Signed-off-by: Bruce Ashfield <[email protected]> > > --- > > > > v2: bumped the SRCREV to remove the duplicate option warning. > > > > meta/recipes-kernel/linux/linux-yocto-rt_5.10.bb | 2 +- > > meta/recipes-kernel/linux/linux-yocto-tiny_5.10.bb | 2 +- > > meta/recipes-kernel/linux/linux-yocto_5.10.bb | 2 +- > > 3 files changed, 3 insertions(+), 3 deletions(-) > > > > diff --git a/meta/recipes-kernel/linux/linux-yocto-rt_5.10.bb > > b/meta/recipes-kernel/linux/linux-yocto-rt_5.10.bb > > index bbac0d0336..08314ea03e 100644 > > --- a/meta/recipes-kernel/linux/linux-yocto-rt_5.10.bb > > +++ b/meta/recipes-kernel/linux/linux-yocto-rt_5.10.bb > > @@ -12,7 +12,7 @@ python () { > > } > > > > SRCREV_machine ?= "400fbf5b14a0c88afb7c31d65be56fb9d6214c81" > > -SRCREV_meta ?= "bca3bfbc7473963f53aeefa74cb7a6e60b50831f" > > +SRCREV_meta ?= "38eb7ca3f4b59339c57a04c310f20809b198fa91" > > > > SRC_URI = > > "git://git.yoctoproject.org/linux-yocto.git;branch=${KBRANCH};name=machine \ > > > > git://git.yoctoproject.org/yocto-kernel-cache;type=kmeta;name=meta;branch=yocto-5.10;destsuffix=${KMETA}" > > diff --git a/meta/recipes-kernel/linux/linux-yocto-tiny_5.10.bb > > b/meta/recipes-kernel/linux/linux-yocto-tiny_5.10.bb > > index f08dc68a6e..8bd674f116 100644 > > --- a/meta/recipes-kernel/linux/linux-yocto-tiny_5.10.bb > > +++ b/meta/recipes-kernel/linux/linux-yocto-tiny_5.10.bb > > @@ -17,7 +17,7 @@ KCONF_BSP_AUDIT_LEVEL = "2" > > > > SRCREV_machine_qemuarm ?= "bf33b78f5136873b6d2ec6274908cf688341bc9e" > > SRCREV_machine ?= "85c17ad073e9249f261cc550e8ada89a900d7d9a" > > -SRCREV_meta ?= "bca3bfbc7473963f53aeefa74cb7a6e60b50831f" > > +SRCREV_meta ?= "38eb7ca3f4b59339c57a04c310f20809b198fa91" > > > > PV = "${LINUX_VERSION}+git${SRCPV}" > > > > diff --git a/meta/recipes-kernel/linux/linux-yocto_5.10.bb > > b/meta/recipes-kernel/linux/linux-yocto_5.10.bb > > index d26f02283f..2e7a452495 100644 > > --- a/meta/recipes-kernel/linux/linux-yocto_5.10.bb > > +++ b/meta/recipes-kernel/linux/linux-yocto_5.10.bb > > @@ -23,7 +23,7 @@ SRCREV_machine_qemux86 ?= > > "85c17ad073e9249f261cc550e8ada89a900d7d9a" > > SRCREV_machine_qemux86-64 ?= "85c17ad073e9249f261cc550e8ada89a900d7d9a" > > SRCREV_machine_qemumips64 ?= "bf264e264d2141a4fb61d515573c27935e67ecfa" > > SRCREV_machine ?= "85c17ad073e9249f261cc550e8ada89a900d7d9a" > > -SRCREV_meta ?= "bca3bfbc7473963f53aeefa74cb7a6e60b50831f" > > +SRCREV_meta ?= "38eb7ca3f4b59339c57a04c310f20809b198fa91" > > > > # remap qemuarm to qemuarma15 for the 5.8 kernel > > # KMACHINE_qemuarm ?= "qemuarma15" > > -- > > 2.19.1 > > > > > > > > > > >
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