On Mon, 24 Mar 2014, Srinivas Pandruvada wrote: > Fix issue with the sleeping calling hid_hw_request under spinlock. > When i2c is used as HID transport, this is calling kmalloc, which > can sleep. So remove call to this function while under spinlock. > [ 1067.021961] Call Trace: > [ 1067.021970] [<ffffffff8192f5f2>] dump_stack+0x4d/0x6f > [ 1067.021976] [<ffffffff811109f2>] __might_sleep+0xd2/0xf0 > [ 1067.021981] [<ffffffff811ea15b>] __kmalloc+0xeb/0x200 > [ 1067.021989] [<ffffffff816e0cb3>] ? hid_alloc_report_buf+0x23/0x30 > [ 1067.021993] [<ffffffff816e0cb3>] hid_alloc_report_buf+0x23/0x30 > [ 1067.021997] [<ffffffff816f4cb7>] i2c_hid_request+0x57/0x110 > [ 1067.022006] [<ffffffffa02bc61c>] > sensor_hub_input_attr_get_raw_value+0xbc/0x100 [hid_sensor_hub]
Applied, thanks. -- Jiri Kosina SUSE Labs -- To unsubscribe from this list: send the line "unsubscribe linux-input" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
