linux-kernel - Re: [PATCH RFC PKS/PMEM 10/58] drivers/rdma: Utilize new kmap

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Message-ID: <20201012044756.GY2046448@iweiny-DESK2.sc.intel.com>
Date:   Sun, 11 Oct 2020 21:47:56 -0700
From:   Ira Weiny <ira.weiny@...el.com>
To:     Bernard Metzler <BMT@...ich.ibm.com>
Cc:     Andrew Morton <akpm@...ux-foundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
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Subject: Re: [PATCH RFC PKS/PMEM 10/58] drivers/rdma: Utilize new
 kmap_thread()

On Sat, Oct 10, 2020 at 11:36:49AM +0000, Bernard Metzler wrote:
> -----ira.weiny@...el.com wrote: -----
> 

[snip]

> >@@ -505,7 +505,7 @@ static int siw_tx_hdt(struct siw_iwarp_tx *c_tx,
> >struct socket *s)
> > 				page_array[seg] = p;
> > 
> > 				if (!c_tx->use_sendpage) {
> >-					iov[seg].iov_base = kmap(p) + fp_off;
> >+					iov[seg].iov_base = kmap_thread(p) + fp_off;
> 
> This misses a corresponding kunmap_thread() in siw_unmap_pages()
> (pls change line 403 in siw_qp_tx.c as well)

Thanks I missed that.

Done.

Ira

> 
> Thanks,
> Bernard.
>