linux-kernel - RE: [HMM v17 09/14] mm/hmm/mirror: mirror process address space on device with HMM helpers

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Date:   Mon, 13 Mar 2017 22:10:56 +0000
From:   Krishna Reddy <vdumpa@...dia.com>
To:     Jérôme Glisse <jglisse@...hat.com>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>
CC:     John Hubbard <jhubbard@...dia.com>,
        Naoya Horiguchi <n-horiguchi@...jp.nec.com>,
        David Nellans <dnellans@...dia.com>,
        "Evgeny Baskakov" <ebaskakov@...dia.com>,
        Mark Hairgrove <mhairgrove@...dia.com>,
        Sherry Cheung <SCheung@...dia.com>,
        Subhash Gutti <sgutti@...dia.com>
Subject: RE: [HMM v17 09/14] mm/hmm/mirror: mirror process address space on
 device with HMM helpers

+/*
+ * struct hmm_mirror_ops - HMM mirror device operations callback
+ *
+ * @update: callback to update range on a device  */ struct 
+hmm_mirror_ops {
+	/* update() - update virtual address range of memory
+	 *
+	 * @mirror: pointer to struct hmm_mirror
+	 * @update: update's type (turn read only, unmap, ...)
+	 * @start: virtual start address of the range to update
+	 * @end: virtual end address of the range to update
.......
+	 */
+	void (*update)(struct hmm_mirror *mirror,
+		       enum hmm_update action,
+		       unsigned long start,
+		       unsigned long end);
+};

minor arg documentation issue. @update should be @action.