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Date: Mon, 23 Jun 2014 13:00:10 -0700 From: Andy Lutomirski <luto@...capital.net> To: Qiaowei Ren <qiaowei.ren@...el.com>, "H. Peter Anvin" <hpa@...or.com>, Thomas Gleixner <tglx@...utronix.de>, Ingo Molnar <mingo@...hat.com>, Dave Hansen <dave.hansen@...el.com> CC: x86@...nel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH v6 08/10] x86, mpx: add prctl commands PR_MPX_REGISTER, PR_MPX_UNREGISTER On 06/18/2014 02:44 AM, Qiaowei Ren wrote: > This patch adds the PR_MPX_REGISTER and PR_MPX_UNREGISTER prctl() > commands. These commands can be used to register and unregister MPX > related resource on the x86 platform. > > The base of the bounds directory is set into mm_struct during > PR_MPX_REGISTER command execution. This member can be used to > check whether one application is mpx enabled. The register and unregister operations seem to be almost the same thing. How about just PR_SYNC_MPX? Also, would this make more sense in arch_prctl? --Andy -- 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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