From mboxrd@z Thu Jan 1 00:00:00 1970 From: "=?UTF-8?q?Christian=20K=C3=B6nig?=" Subject: [PATCH 3/4] drm/ttm: handle already locked BOs during eviction and swapout. Date: Tue, 20 Feb 2018 13:58:28 +0100 Message-ID: <20180220125829.27060-3-christian.koenig@amd.com> References: <20180220125829.27060-1-christian.koenig@amd.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: In-Reply-To: <20180220125829.27060-1-christian.koenig-5C7GfCeVMHo@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: amd-gfx-bounces-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org Sender: "amd-gfx" To: amd-gfx-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, dri-devel-PD4FTy7X32lNgt0PjOBp9y5qC8QIuHrW@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: dri-devel@lists.freedesktop.org VGhpcyBzb2x2ZXMgdGhlIHByb2JsZW0gdGhhdCB3aGVuIHdlIHN3YXBvdXQgYSBCTyBmcm9tIGEg ZG9tYWluIHdlCnNvbWV0aW1lcyBjb3VsZG4ndCBtYWtlIHJvb20gZm9yIGl0IGJlY2F1c2UgaG9s ZGluZyB0aGUgbG9jayBibG9ja3MgYWxsCm90aGVyIEJPcyB3aXRoIHRoaXMgcmVzZXJ2YXRpb24g b2JqZWN0LgoKU2lnbmVkLW9mZi1ieTogQ2hyaXN0aWFuIEvDtm5pZyA8Y2hyaXN0aWFuLmtvZW5p Z0BhbWQuY29tPgotLS0KIGRyaXZlcnMvZ3B1L2RybS90dG0vdHRtX2JvLmMgfCAzMyArKysrKysr KysrKysrKysrLS0tLS0tLS0tLS0tLS0tLS0KIDEgZmlsZSBjaGFuZ2VkLCAxNiBpbnNlcnRpb25z KCspLCAxNyBkZWxldGlvbnMoLSkKCmRpZmYgLS1naXQgYS9kcml2ZXJzL2dwdS9kcm0vdHRtL3R0 bV9iby5jIGIvZHJpdmVycy9ncHUvZHJtL3R0bS90dG1fYm8uYwppbmRleCBkOTBiMWNmMTBiMjcu LjNhNDRjMmVlNDE1NSAxMDA2NDQKLS0tIGEvZHJpdmVycy9ncHUvZHJtL3R0bS90dG1fYm8uYwor KysgYi9kcml2ZXJzL2dwdS9kcm0vdHRtL3R0bV9iby5jCkBAIC03MTMsMzEgKzcxMywzMCBAQCBi b29sIHR0bV9ib19ldmljdGlvbl92YWx1YWJsZShzdHJ1Y3QgdHRtX2J1ZmZlcl9vYmplY3QgKmJv LAogRVhQT1JUX1NZTUJPTCh0dG1fYm9fZXZpY3Rpb25fdmFsdWFibGUpOwogCiAvKioKLSAqIENo ZWNrIHRoZSB0YXJnZXQgYm8gaXMgYWxsb3dhYmxlIHRvIGJlIGV2aWN0ZWQgb3Igc3dhcG91dCwg aW5jbHVkaW5nIGNhc2VzOgotICoKLSAqIGEuIGlmIHNoYXJlIHNhbWUgcmVzZXJ2YXRpb24gb2Jq ZWN0IHdpdGggY3R4LT5yZXN2LCBoYXZlIGFzc3VtcHRpb24KLSAqIHJlc2VydmF0aW9uIG9iamVj dHMgc2hvdWxkIGFscmVhZHkgYmUgbG9ja2VkLCBzbyBub3QgbG9jayBhZ2FpbiBhbmQKLSAqIHJl dHVybiB0cnVlIGRpcmVjdGx5IHdoZW4gZWl0aGVyIHRoZSBvcHJlYXRpb24gYWxsb3dfcmVzZXJ2 ZWRfZXZpY3Rpb24KLSAqIG9yIHRoZSB0YXJnZXQgYm8gYWxyZWFkeSBpcyBpbiBkZWxheWVkIGZy ZWUgbGlzdDsKLSAqCi0gKiBiLiBPdGhlcndpc2UsIHRyeWxvY2sgaXQuCisgKiBDaGVjayBpZiB0 aGUgdGFyZ2V0IGJvIGlzIGFsbG93ZWQgdG8gYmUgZXZpY3RlZCBvciBzd2FwZWRvdXQuCiAgKi8K IHN0YXRpYyBib29sIHR0bV9ib19ldmljdF9zd2Fwb3V0X2FsbG93YWJsZShzdHJ1Y3QgdHRtX2J1 ZmZlcl9vYmplY3QgKmJvLAotCQkJc3RydWN0IHR0bV9vcGVyYXRpb25fY3R4ICpjdHgsIGJvb2wg KmxvY2tlZCkKKwkJCQkJICAgc3RydWN0IHR0bV9vcGVyYXRpb25fY3R4ICpjdHgsCisJCQkJCSAg IGJvb2wgKmxvY2tlZCkKIHsKLQlib29sIHJldCA9IGZhbHNlOworCS8qIEZpcnN0IGNoZWNrIGlm IHdlIGNhbiBsb2NrIGl0ICovCisJKmxvY2tlZCA9IHJlc2VydmF0aW9uX29iamVjdF90cnlsb2Nr KGJvLT5yZXN2KTsKKwlpZiAoKmxvY2tlZCkKKwkJcmV0dXJuIHRydWU7CiAKLQkqbG9ja2VkID0g ZmFsc2U7CisJLyogQ2hlY2sgaWYgaXQncyBsb2NrZWQgYmVjYXVzZSBpdCBpcyBwYXJ0IG9mIHRo ZSBjdXJyZW50IG9wZXJhdGlvbiAqLwogCWlmIChiby0+cmVzdiA9PSBjdHgtPnJlc3YpIHsKIAkJ cmVzZXJ2YXRpb25fb2JqZWN0X2Fzc2VydF9oZWxkKGJvLT5yZXN2KTsKLQkJaWYgKGN0eC0+YWxs b3dfcmVzZXJ2ZWRfZXZpY3Rpb24gfHwgIWxpc3RfZW1wdHkoJmJvLT5kZGVzdHJveSkpCi0JCQly ZXQgPSB0cnVlOwotCX0gZWxzZSB7Ci0JCSpsb2NrZWQgPSByZXNlcnZhdGlvbl9vYmplY3RfdHJ5 bG9jayhiby0+cmVzdik7Ci0JCXJldCA9ICpsb2NrZWQ7CisJCXJldHVybiBjdHgtPmFsbG93X3Jl c2VydmVkX2V2aWN0aW9uIHx8CisJCQkhbGlzdF9lbXB0eSgmYm8tPmRkZXN0cm95KTsKIAl9CiAK LQlyZXR1cm4gcmV0OworCS8qIENoZWNrIGlmIGl0J3MgbG9ja2VkIGJlY2F1c2UgaXQgd2FzIGFs cmVhZHkgZXZpY3RlZCAqLworCWlmICh3d19tdXRleF9pc19vd25lZF9ieSgmYm8tPnJlc3YtPmxv Y2ssIE5VTEwpKQorCQlyZXR1cm4gdHJ1ZTsKKworCS8qIFNvbWUgb3RoZXIgdGhyZWFkIGlzIHVz aW5nIGl0LCBkb24ndCB0b3VjaCBpdCAqLworCXJldHVybiBmYWxzZTsKIH0KIAogc3RhdGljIGlu dCB0dG1fbWVtX2V2aWN0X2ZpcnN0KHN0cnVjdCB0dG1fYm9fZGV2aWNlICpiZGV2LAotLSAKMi4x NC4xCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fXwphbWQt Z2Z4IG1haWxpbmcgbGlzdAphbWQtZ2Z4QGxpc3RzLmZyZWVkZXNrdG9wLm9yZwpodHRwczovL2xp c3RzLmZyZWVkZXNrdG9wLm9yZy9tYWlsbWFuL2xpc3RpbmZvL2FtZC1nZngK