dwc_otg: fix potential sleep while atomic during urb enqueue #347
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Fixes a regression introduced with eb1b482. Kmalloc called from dwc_otg_hcd_qtd_add / dwc_otg_hcd_qtd_create did not always have the GPF_ATOMIC flag set. Force this flag when inside the larger critical section.
P33M
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dwc_otg: fix potential sleep while atomic during urb enqueue
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See: raspberrypi/linux#347 firmware: vdec3: Fix for bug in DBP which can crash GPU when playing corrrupt h264 file
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Author: Dom Cobley <[email protected]> Date: Fri Aug 2 12:26:00 2013 +0100 linux: dwc_otg: fix potential sleep while atomic during urb enqueue See: raspberrypi/linux#347 firmware: vdec3: Fix for bug in DBP which can crash GPU when playing corrrupt h264 file
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See: raspberrypi/linux#347 firmware: vdec3: Fix for bug in DBP which can crash GPU when playing corrrupt h264 file
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Add a test case to assert that the skb->pkt_type which was set from the BPF program is retained from the netkit xmit side to the peer's device at tcx ingress location. # ./vmtest.sh -- ./test_progs -t netkit [...] ./test_progs -t netkit [ 1.140780] bpf_testmod: loading out-of-tree module taints kernel. [ 1.141127] bpf_testmod: module verification failed: signature and/or required key missing - tainting kernel [ 1.284601] tsc: Refined TSC clocksource calibration: 3408.006 MHz [ 1.286672] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x311fd9b189d, max_idle_ns: 440795225691 ns [ 1.290384] clocksource: Switched to clocksource tsc #345 tc_netkit_basic:OK #346 tc_netkit_device:OK #347 tc_netkit_multi_links:OK #348 tc_netkit_multi_opts:OK #349 tc_netkit_neigh_links:OK #350 tc_netkit_pkt_type:OK Summary: 6/0 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Daniel Borkmann <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Alexei Starovoitov <[email protected]>
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Fixes a regression introduced with eb1b482. Kmalloc called from
dwc_otg_hcd_qtd_add / dwc_otg_hcd_qtd_create did not always have
the GPF_ATOMIC flag set. Force this flag when inside the larger
critical section.