Date: Fri, 26 Jun 2020 14:47:13 +0200 From: Hans Petter Selasky <hps@selasky.org> To: Jan Behrens <jbe-mlist@magnetkern.de>, CeDeROM <CeDeROM@tlen.pl> Cc: "freebsd-usb@FreeBSD.org" <freebsd-usb@freebsd.org> Subject: Re: USB reset fails when using a LimeSDR Mini on FreeBSD Message-ID: <5c0729f9-9e98-52f7-a5cb-6c5dfd2287a3@selasky.org> In-Reply-To: <20200626135151.e5542cf97fad213c4ad661f2@magnetkern.de> References: <20200625121052.e9f7e7cbeb68fad264ec80a9@magnetkern.de> <CAM8r67DFFeFCHMh6mAxw=x2LKYnFGwasOLgceo-EQSMOvMHbeg@mail.gmail.com> <20200625200849.6af81489a80c2f97d4f89ee6@magnetkern.de> <CAM8r67AE1K9AK%2BaL4RCn6_BWajvzKO7K99bYZMdH0mr-HQdyGw@mail.gmail.com> <20200625224522.44d6584465cb6e20d17be320@magnetkern.de> <0ec3e5a3-7f31-d1cd-6862-6066c431aa80@selasky.org> <20200626135151.e5542cf97fad213c4ad661f2@magnetkern.de>
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Hi, On 2020-06-26 13:51, Jan Behrens wrote: > I made the discovery that running the library as root works just fine! The libusb_reset_device() function needs root permissions! This is expected. There are specific checks in the kernel for this. Can you run this app as root, and then change to non-root after libusb_reset_device() has been executed? --HPS
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