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Tue, 23 Feb 2021 16:59:27 +0100 From: Neil Roberts To: Daniel Vetter Subject: Re: [PATCH] drm/shmem-helper: Don't remove the offset in vm_area_struct pgoff In-Reply-To: References: <20210217165910.3820374-1-nroberts@igalia.com> <7f80b184-7277-0f6c-1108-cf41189626df@arm.com> <87lfbfc5w2.fsf@yahoo.co.uk> Date: Tue, 23 Feb 2021 16:59:17 +0100 Message-ID: <87im6idbca.fsf@yahoo.co.uk> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: dri-devel , Rob Herring , Alyssa Rosenzweig , Steven Price Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" RGFuaWVsIFZldHRlciA8ZGFuaWVsQGZmd2xsLmNoPiB3cml0ZXM6Cgo+IGRybV9nZW1fc2htZW1f ZmF1bHQoKSBkb2VzIG5vdCBzZWVtIHRvIGNoZWNrIGZvciBwdXJnZWQgb2JqZWN0cyBhdCBhbGwu Cj4KPiBObyBpZGVhIGhvdyB0aGlzIHdvcmtzLCBvciBpZiBpdCBldmVyIHdvcmtlZCwgYnV0IHll YWggc29tZXRoaW5nIGlzCj4gY2xlYXJseSBzdGlsbCBidXN0ZWQuCgpPaCBvZiBjb3Vyc2UsIHRo ZSBmYXVsdCBoYW5kbGVyIGRvZXNu4oCZdCBjaGVjayB0aGlzLiBJ4oCZdmUgYWRkZWQgYSBzZWNv bmQKcGF0Y2ggdG8gbWFrZSBpdCBjaGVjayBhbmQgcG9zdGVkIGl0IGFzIGEgc2VwYXJhdGUgc2Vy aWVzIGhlcmU6CgpodHRwczovL2xpc3RzLmZyZWVkZXNrdG9wLm9yZy9hcmNoaXZlcy9kcmktZGV2 ZWwvMjAyMS1GZWJydWFyeS8yOTgxNzAuaHRtbAoKVGhlIHR3byBwYXRjaGVzIGNvbWJpbmVkIG1h a2UgdGhlIElHVCB0ZXN0IHBhc3MuCgo+IERlZmluaXRlbHkgYSBnb29kIGlkYWUgdG8gaGF2ZSBh biBpZ3QuIGJ0dyB0byBtYWtlIHRoYXQgZmFzdGVyIHlvdSBjYW4KPiBlaXRoZXIgdXNlIHRoZSB2 bV9kcm9wX2NhY2hlcyBmaWxlIGZyb20gcHJvYyAoaXQncyBhIGJpdCBhIGhhbW1lciksIG9yCj4g d2hhdCBJIHJlY29tbWVuZDogSGF2ZSBhIGRlZGljYXRlZCBkZWJ1Z2ZzIGZpbGUgdG8gb25seSBk cm9wCj4gZXZlcnl0aGluZyBmcm9tIHlvdXIgc2hyaW5rZXIuIFRoYXQncyBtdWNoIHF1aWNrZXIg YW5kICBjb250cm9sbGVkLgo+IFNlZSBlLmcuIHR0bV90dF9kZWJ1Z2ZzX3NocmluayBmcm9tIGQ0 YmQ3Nzc2YTdhYyAoImRybS90dG06IHJld29yawo+IHR0bV90dCBwYWdlIGxpbWl0IHY0Iikgd2hp Y2ggcmVjZW50bHkgbGFuZGVkIGluIGRybS1taXNjLW5leHQuCgpJIGFncmVlIGl0IHdvdWxkIGJl IGdyZWF0IHRvIGhhdmUgYSBkZWJ1Z2ZzIG9wdGlvbiB0byB0cmlnZ2VyIHRoZSBwdXJnZS4KSSB3 b25kZXIgaWYgc29tZW9uZSBtb3JlIGludm9sdmVkIGluIFBhbmZyb3N0IHdvdWxkIGxpa2UgdG8g aW1wbGVtZW50CnRoaXMsIGJlY2F1c2UgSSBhbSBhY3R1YWxseSB0cnlpbmcgdG8gd29yayBvbiBW QzQgYW5kIHRoaXMgaXMgYWxyZWFkeQp0dXJuaW5nIG91dCB0byBiZSBxdWl0ZSBhIGxvdCBvZiB5 YWsgc2hhdmluZyA6KSBJ4oCZZCBhbHNvIGxpa2UgdG8KaW1wbGVtZW50IHRoZSBzYW1lIGRlYnVn ZnMgb3B0aW9uIGFuZCBJR1QgdGVzdCBmb3IgVkM0LgoKVGhhbmtzIGZvciB0aGUgZmVlZGJhY2su CgpSZWdhcmRzLAotIE5laWwKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX18KZHJpLWRldmVsIG1haWxpbmcgbGlzdApkcmktZGV2ZWxAbGlzdHMuZnJlZWRlc2t0 b3Aub3JnCmh0dHBzOi8vbGlzdHMuZnJlZWRlc2t0b3Aub3JnL21haWxtYW4vbGlzdGluZm8vZHJp LWRldmVsCg==