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Date: Tue, 13 Jul 2010 13:46:53 +0200 From: Arnd Bergmann <arnd@...db.de> To: Martyn Welch <martyn.welch@...com> Cc: linux-kernel@...r.kernel.org, John Kacur <jkacur@...hat.com>, "Greg Kroah-Hartman" <gregkh@...e.de>, devel@...verdev.osuosl.org Subject: Re: [PATCH 01/12] staging: autoconvert trivial BKL users to private mutex On Tuesday 13 July 2010, Martyn Welch wrote: > > - lock_kernel(); > > + mutex_lock(&vme_user_mutex); > > ret = vme_user_ioctl(file->f_path.dentry->d_inode, file, cmd, arg); > > - unlock_kernel(); > > + mutex_unlock(&vme_user_mutex); > > > > Wha!, where'd that come from!!?? > > Ah, OK - "Staging: push down BKL into ioctl functions", missed that, > looks fine. > <http://git.kernel.org/gitweb.cgi?p=linux/kernel/git/sfr/linux-next.git;a=commitdiff;h=b1f2ac07636aadee5cb077fc7e830908b00fcaae> > Both patches only did blind conversions to drive the BKL out. Feel free to kill off that mutex and the vme_user_unlocked_ioctl() function in there again if you are convinced that no locking is actually needed in there. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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