Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
From:   Liam Howlett <liam.howlett@oracle.com>
To:     "maple-tree@lists.infradead.org" <maple-tree@lists.infradead.org>,
        "linux-mm@kvack.org" <linux-mm@kvack.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
        Andrew Morton <akpm@linux-foundation.org>
CC:     Song Liu <songliubraving@fb.com>,
        Davidlohr Bueso <dave@stgolabs.net>,
        "Paul E . McKenney" <paulmck@kernel.org>,
        Matthew Wilcox <willy@infradead.org>,
        Laurent Dufour <ldufour@linux.ibm.com>,
        David Rientjes <rientjes@google.com>,
        Axel Rasmussen <axelrasmussen@google.com>,
        Suren Baghdasaryan <surenb@google.com>,
        Vlastimil Babka <vbabka@suse.cz>,
        Rik van Riel <riel@surriel.com>,
        Peter Zijlstra <peterz@infradead.org>,
        Michel Lespinasse <walken.cr@gmail.com>,
        Liam Howlett <liam.howlett@oracle.com>
Subject: [PATCH 43/94] mm/mmap: Drop munmap_vma_range()
Thread-Topic: [PATCH 43/94] mm/mmap: Drop munmap_vma_range()
Thread-Index: AQHXPEQ2YRR6GdJG10eBGSMARkA7nw==
Date:   Wed, 28 Apr 2021 15:36:10 +0000
Message-ID: <20210428153542.2814175-44-Liam.Howlett@Oracle.com>
References: <20210428153542.2814175-1-Liam.Howlett@Oracle.com>
In-Reply-To: <20210428153542.2814175-1-Liam.Howlett@Oracle.com>
Accept-Language: en-US
Content-Language: en-US
Content-Type: text/plain; charset="iso-8859-1"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
X-MS-Exchange-CrossTenant-Network-Message-Id: a012e7d1-dee7-4e1a-91cd-08d90a5b6b40
X-MS-Exchange-CrossTenant-originalarrivaltime: 28 Apr 2021 15:36:10.5004
 (UTC)
X-MS-Exchange-CrossTenant-fromentityheader: Hosted
X-MS-Exchange-CrossTenant-id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b
X-MS-Exchange-CrossTenant-mailboxtype: HOSTED
X-MS-Exchange-CrossTenant-userprincipalname: uEkG6dJ2I61U8SXrkDGRPqWRU2TFHCCx4xrIvszyd7Z0S0E/prRrht1V9sM5x812THsQNuCS4ng0Zgv7oYzLnw==
X-MS-Exchange-Transport-CrossTenantHeadersStamped: CO1PR10MB4515
X-Proofpoint-Virus-Version: vendor=nai engine=6200 definitions=9968 signatures=668683
X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 adultscore=0 malwarescore=0 mlxscore=0
 mlxlogscore=999 bulkscore=0 phishscore=0 spamscore=0 suspectscore=0
 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000
 definitions=main-2104280101
X-Proofpoint-GUID: mO1KXwN6m3uoZdLflVYHzPJY4vSKX5wU
X-Proofpoint-ORIG-GUID: mO1KXwN6m3uoZdLflVYHzPJY4vSKX5wU
Precedence: bulk
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

Signed-off-by: Liam R. Howlett <Liam.Howlett@Oracle.com>
---
 mm/mmap.c | 23 -----------------------
 1 file changed, 23 deletions(-)

diff --git a/mm/mmap.c b/mm/mmap.c
index 4c873313549a..b730b57e47c9 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -499,29 +499,6 @@ static inline struct vm_area_struct *vma_next(struct m=
m_struct *mm,
 	return vma->vm_next;
 }
=20
-/*
- * munmap_vma_range() - munmap VMAs that overlap a range.
- * @mm: The mm struct
- * @start: The start of the range.
- * @len: The length of the range.
- * @pprev: pointer to the pointer that will be set to previous vm_area_str=
uct
- *
- * Find all the vm_area_struct that overlap from @start to
- * @end and munmap them.  Set @pprev to the previous vm_area_struct.
- *
- * Returns: -ENOMEM on munmap failure or 0 on success.
- */
-static inline int
-munmap_vma_range(struct mm_struct *mm, unsigned long start, unsigned long =
len,
-		 struct vm_area_struct **pprev, struct list_head *uf)
-{
-	// Needs optimization.
-	while (range_has_overlap(mm, start, start + len, pprev)) {
-		if (do_munmap(mm, start, len, uf))
-			return -ENOMEM;
-	}
-	return 0;
-}
 static unsigned long count_vma_pages_range(struct mm_struct *mm,
 		unsigned long addr, unsigned long end)
 {
--=20
2.30.2