From: Tom Tucker <tom-7bPotxP6k4+P2YhJcF5u+vpXobYPEAuW@public.gmane.org> To: Or Gerlitz <or.gerlitz-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Cc: Tom Tucker <tom-/Yg/VP3ZvrM@public.gmane.org>, bfields-uC3wQj2KruNg9hUCZPvPmw@public.gmane.org, linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Subject: Re: [PATCH 1/2] svcrdma: Change DMA mapping logic to avoid the page_address kernel API Date: Wed, 17 Nov 2010 23:26:59 -0600 [thread overview] Message-ID: <4CE4B923.6030102@opengridcomputing.com> (raw) In-Reply-To: <AANLkTik0LkdD-Gm0FAZ-KDS605ZGTewbfejC3GEOK=2x-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> On 11/16/10 1:39 PM, Or Gerlitz wrote: > Tom Tucker<tom-/Yg/VP3ZvrM@public.gmane.org> wrote: > >> This patch changes the bus mapping logic to avoid page_address() where necessary > Hi Tom, > > Does "when necessary" comes to say that invocations of page_address > which remained in the code after this patch was applied are safe and > no kmap call is needed? That's the premise. Please let me know if something looks suspicious. Thanks, Tom > Or. > -- > To unsubscribe from this list: send the line "unsubscribe linux-rdma" in > the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html
WARNING: multiple messages have this Message-ID (diff)
From: Tom Tucker <tom@opengridcomputing.com> To: Or Gerlitz <or.gerlitz@gmail.com> Cc: Tom Tucker <tom@ogc.us>, bfields@fieldses.org, linux-nfs@vger.kernel.org, linux-rdma@vger.kernel.org Subject: Re: [PATCH 1/2] svcrdma: Change DMA mapping logic to avoid the page_address kernel API Date: Wed, 17 Nov 2010 23:26:59 -0600 [thread overview] Message-ID: <4CE4B923.6030102@opengridcomputing.com> (raw) In-Reply-To: <AANLkTik0LkdD-Gm0FAZ-KDS605ZGTewbfejC3GEOK=2x@mail.gmail.com> On 11/16/10 1:39 PM, Or Gerlitz wrote: > Tom Tucker<tom@ogc.us> wrote: > >> This patch changes the bus mapping logic to avoid page_address() where necessary > Hi Tom, > > Does "when necessary" comes to say that invocations of page_address > which remained in the code after this patch was applied are safe and > no kmap call is needed? That's the premise. Please let me know if something looks suspicious. Thanks, Tom > Or. > -- > To unsubscribe from this list: send the line "unsubscribe linux-rdma" in > the body of a message to majordomo@vger.kernel.org > More majordomo info at http://vger.kernel.org/majordomo-info.html
next prev parent reply other threads:[~2010-11-18 5:26 UTC|newest] Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top 2010-10-12 20:33 [PATCH 0/2] svcrdma: NFSRDMA Server fixes for 2.6.37 Tom Tucker 2010-10-12 20:33 ` Tom Tucker [not found] ` <20101012203332.22154.37230.stgit-T4OLL4TyM9aNDNWfRnPdfg@public.gmane.org> 2010-10-12 20:33 ` [PATCH 1/2] svcrdma: Change DMA mapping logic to avoid the page_address kernel API Tom Tucker 2010-10-12 20:33 ` Tom Tucker [not found] ` <20101012203351.22154.42528.stgit-T4OLL4TyM9aNDNWfRnPdfg@public.gmane.org> 2010-11-16 19:39 ` Or Gerlitz 2010-11-16 19:39 ` Or Gerlitz [not found] ` <AANLkTik0LkdD-Gm0FAZ-KDS605ZGTewbfejC3GEOK=2x-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org> 2010-11-18 5:26 ` Tom Tucker [this message] 2010-11-18 5:26 ` Tom Tucker 2010-10-12 20:33 ` [PATCH 2/2] svcrdma: Cleanup DMA unmapping in error paths Tom Tucker 2010-10-12 20:33 ` Tom Tucker 2010-10-19 14:54 ` [PATCH 0/2] svcrdma: NFSRDMA Server fixes for 2.6.37 J. Bruce Fields 2010-10-19 14:54 ` J. Bruce Fields
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