From mboxrd@z Thu Jan 1 00:00:00 1970 From: mpa@pengutronix.de (Markus Pargmann) Date: Fri, 31 Jul 2015 12:42:51 +0200 Subject: [PATCH 0/9] gpiolib: Add GPIO name support In-Reply-To: <20150731094928.GQ28535@localhost> References: <1437125570-28623-1-git-send-email-mpa@pengutronix.de> <20150721095457.GA9981@pengutronix.de> <20150721101037.GB20023@pengutronix.de> <20150731094928.GQ28535@localhost> Message-ID: <20150731104251.GC1994@pengutronix.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On Fri, Jul 31, 2015 at 11:49:28AM +0200, Johan Hovold wrote: > On Thu, Jul 30, 2015 at 05:13:37PM -0700, Arun Bharadwaj wrote: > > > 2) Some times I get a kernel dump when I try to unexport the gpio or even > > when I try to read the "name" file. This is not very repeatable and seems > > to happen at random. I haven't had the time to look into this in more > > detail yet, but here's the dump FWIW: http://pastebin.com/xq9cpCQE > > This is probably because of patch 8/9 erroneously taking the sysfs_lock > in gpio_name_show. Arun, thank you for testing. I will send a fixed series at the beginning of next week. Best regards, Markus -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: