From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:67c:670:201:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.90_1 #2 (Red Hat Linux)) id 1hIs3f-0008K1-MG for barebox@lists.infradead.org; Tue, 23 Apr 2019 09:49:49 +0000 Date: Tue, 23 Apr 2019 11:49:43 +0200 From: Sascha Hauer Message-ID: <20190423094943.iffbd35cpyi52llj@pengutronix.de> References: MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: Re: Why sbrk clear the increased memory region To: =?utf-8?B?5byg5b+g5bGx?= Cc: barebox@lists.infradead.org T24gTW9uLCBBcHIgMjIsIDIwMTkgYXQgMTE6MTM6MzBBTSArMDgwMCwg5byg5b+g5bGxIHdyb3Rl Ogo+IFJlY2VudGx5LCBJJ20gdXNpbmcgYmFyZWJveCBpbiBhIGRlZXAgZW1iZWRkZWQgcHJvamVj dCwgYW5kIG5lZWQgc29tZSBmdW50Y3Rpb25zCj4gaW4gbGliYy9saWJtLCBTbyBJIGxpbmtlZCBi YXJlYm94IHdpdGggbmV3bGliCj4gCj4gQnV0IHdoZW5ldmVyIG5ld2xpYiBjYWxsIHNicmsgd2l0 aCBuZWd0aXZlIGBpbmNyZW1lbnRgLCBiYXJlYm94IGNyYXNoLgo+IAo+IFRoZSByZWFzb24gaXMg c2JyayBjbGVhbiBtZW1vcnkgcmVnaW9uIHVzaW5nIGBpbmNyZW1lbnRgLgo+IAo+IFdoeSBzYnJr IG11c3QgY2xlYXIgdGhlIGluY3JlYXNlZCBtZW1vcnkgcmVnaW9uPwoKc2JyayBpcyB1c2VkIG9u bHkgZm9yIGRsbWFsbG9jIGluIGJhcmVib3guIEFGQUlLIHRoZSBkbG1hbGxvYwppbXBsZW1lbnRh dGlvbiBuZWVkcyB0aGUgbWVtb3J5IGNsZWFyZWQuIEFsc28gZGxtYWxsb3hjIHByb2JhYmx5IG5l dmVyCmNhbGxzIHNicmsgd2l0aCBhIG5lZ2F0aXZlIGluY3JlbWVudCwgc28gdGhpcyB3YXMgbmV2 ZXIgYW4gaXNzdWUuCgpTYXNjaGEKCi0tIApQZW5ndXRyb25peCBlLksuICAgICAgICAgICAgICAg ICAgICAgICAgICAgfCAgICAgICAgICAgICAgICAgICAgICAgICAgICAgfApJbmR1c3RyaWFsIExp bnV4IFNvbHV0aW9ucyAgICAgICAgICAgICAgICAgfCBodHRwOi8vd3d3LnBlbmd1dHJvbml4LmRl LyAgfApQZWluZXIgU3RyLiA2LTgsIDMxMTM3IEhpbGRlc2hlaW0sIEdlcm1hbnkgfCBQaG9uZTog KzQ5LTUxMjEtMjA2OTE3LTAgICAgfApBbXRzZ2VyaWNodCBIaWxkZXNoZWltLCBIUkEgMjY4NiAg ICAgICAgICAgfCBGYXg6ICAgKzQ5LTUxMjEtMjA2OTE3LTU1NTUgfAoKX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18KYmFyZWJveCBtYWlsaW5nIGxpc3QKYmFy ZWJveEBsaXN0cy5pbmZyYWRlYWQub3JnCmh0dHA6Ly9saXN0cy5pbmZyYWRlYWQub3JnL21haWxt YW4vbGlzdGluZm8vYmFyZWJveAo=