From mboxrd@z Thu Jan 1 00:00:00 1970 From: Enrico Mioso Subject: Re: [PATCH V2] cdc_ncm: Add support for moving NDP to end of NCM frame Date: Sun, 5 Jul 2015 12:21:10 +0200 (CEST) Message-ID: References: <1435787748-30393-1-git-send-email-mrkiko.rs@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; format=flowed; charset=US-ASCII Cc: linux-usb-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, netdev-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Enrico Mioso Return-path: In-Reply-To: <1435787748-30393-1-git-send-email-mrkiko.rs-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: linux-usb-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: netdev.vger.kernel.org When sending lots of small packets, this patch will generate an "Unable to handle kernel paging request" in the memset call: ndp16 = memset(ctx->delayed_ndp16, 0, ctx->max_ndp_size); And I don't know why. Any comment or suggestion would be greatly apreciated. This has been reproduced in a QEMU X86 VM, from kernel 4.0.4 to current git. Thanks, Enrico Mioso -- To unsubscribe from this list: send the line "unsubscribe linux-usb" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html