2015-02-14 19:14 GMT+01:00 Tobias Jakobi <tjakobi@xxxxxxxxxxxxxxxxxxxxx>: > Hello! > > Marek Szyprowski wrote: >>> 4) Spinlock BUGs triggered by the sdhci subsystem (so for the people >>> using the system with a SD card). This is also a known problem, I think >>> first mentioned here: >>> http://www.spinics.net/lists/linux-mmc/msg27277.html >>> Currently fixing this with this patch: >>> https://github.com/tobiasjakobi/linux-odroid/commit/abc749843dd7022d01322dca3db0181211a30cd8 >>> >> >> The fix for this issue has been queued to mmc-next: >> https://git.linaro.org/people/ulf.hansson/mmc.git/commit/017210d1c0dc2e2d3b142985cb31d90b98dc0f0f > This fix doesn't work for me. I have it applied, but encountered this > just now: > > [ 33.159544] BUG: scheduling while atomic: mmcqd/0/789/0x00000002 > [ 33.159558] Modules linked in: bridge stp llc bnep btrfs xor xor_neon > zlib_inflate zlib_deflate raid6_pq ecb btusb bluetooth usb_storage > [ 33.159625] Preemption disabled at:[<c037de64>] > sdhci_do_set_ios+0x24/0x6a0 Looking at the backtrace this seems very likely however I have troubles reproducing this. Any special tree or config is required (except MMC_CLKGATE and DEBUG_ATOMIC_SLEEP)? Best regards, Krzysztof -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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