* Tony Lindgren <tony@xxxxxxxxxxx> [100907 20:19]: > * Bryan Wu <bryan.wu@xxxxxxxxxxxxx> [100906 03:09]: > > Tony, > > > > I tried your latest branch: devel-smp-on-unicore, kernel boots up but > > got lots of WARN_ON fired: > > > > --- > > ------------[ cut here ]------------ > > [ 1.149719] WARNING: at mm/percpu-vm.c:320 pcpu_alloc+0x2fc/0x888() > > [ 1.149780] Modules linked in: > > [ 1.149841] [<c01b34c8>] (unwind_backtrace+0x0/0xe4) from > > [<c01e939c>] (warn_slowpath_common+0x4c/0x64) > > [ 1.149902] [<c01e939c>] (warn_slowpath_common+0x4c/0x64) from > > [<c01e93cc>] (warn_slowpath_null+0x18/0x1c) > > [ 1.149993] [<c01e93cc>] (warn_slowpath_null+0x18/0x1c) from > > [<c0274730>] (pcpu_alloc+0x2fc/0x888) > > [ 1.150085] [<c0274730>] (pcpu_alloc+0x2fc/0x888) from [<c0279578>] > > (sget+0x198/0x43c) > > [ 1.150146] [<c0279578>] (sget+0x198/0x43c) from [<c0279adc>] > > (get_sb_ns+0x20/0x90) > > [ 1.150238] [<c0279adc>] (get_sb_ns+0x20/0x90) from [<c02791a4>] > > (vfs_kern_mount+0x9c/0x18c) > > [ 1.150299] [<c02791a4>] (vfs_kern_mount+0x9c/0x18c) from > > [<c0022280>] (init_mqueue_fs+0x68/0xc8) > > [ 1.150390] [<c0022280>] (init_mqueue_fs+0x68/0xc8) from > > [<c01ac5d0>] (do_one_initcall+0xcc/0x1a4) > > [ 1.150451] [<c01ac5d0>] (do_one_initcall+0xcc/0x1a4) from > > [<c0008760>] (kernel_init+0x148/0x210) > > [ 1.150543] [<c0008760>] (kernel_init+0x148/0x210) from > > [<c01adcf8>] (kernel_thread_exit+0x0/0x8) > > [ 1.150604] ---[ end trace 1b75b31a2719ed74 ]--- > > --- > > > > It looks like we still missed to set some flag for chuck. > > Yeah I think there's some .config option that needs to be handled > properly to fix this. This seems to disappear when CONFIG_LOCK_STAT is disabled, I wonder why? Here are my current changes to omap3_defconfig that I use for testing. Tony --- a/arch/arm/configs/omap3_defconfig +++ b/arch/arm/configs/omap3_defconfig @@ -55,6 +55,7 @@ CONFIG_MACH_OMAP_4430SDP=y CONFIG_ARM_THUMBEE=y CONFIG_NO_HZ=y CONFIG_HIGH_RES_TIMERS=y +CONFIG_SMP=y CONFIG_AEABI=y CONFIG_LEDS=y CONFIG_ZBOOT_ROM_TEXT=0x0 @@ -218,9 +219,9 @@ CONFIG_USB_DEVICEFS=y CONFIG_USB_SUSPEND=y # CONFIG_USB_OTG_WHITELIST is not set CONFIG_USB_MON=y -CONFIG_USB_MUSB_HDRC=y -CONFIG_USB_MUSB_OTG=y -CONFIG_USB_GADGET_MUSB_HDRC=y +# CONFIG_USB_MUSB_HDRC is not set +# CONFIG_USB_MUSB_OTG is not set +# CONFIG_USB_GADGET_MUSB_HDRC is not set CONFIG_USB_MUSB_DEBUG=y CONFIG_USB_WDM=y CONFIG_USB_STORAGE=y @@ -276,7 +277,7 @@ CONFIG_DEBUG_KERNEL=y CONFIG_SCHEDSTATS=y CONFIG_TIMER_STATS=y CONFIG_PROVE_LOCKING=y -CONFIG_LOCK_STAT=y +# CONFIG_LOCK_STAT is not set CONFIG_DEBUG_SPINLOCK_SLEEP=y # CONFIG_DEBUG_BUGVERBOSE is not set CONFIG_DEBUG_INFO=y -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
