From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ivanoab7.miniserver.com ([37.128.132.42] helo=www.kot-begemot.co.uk) by merlin.infradead.org with esmtps (Exim 4.92.3 #3 (Red Hat Linux)) id 1kkO36-0007jG-Ee for linux-um@lists.infradead.org; Wed, 02 Dec 2020 09:03:46 +0000 Subject: Re: [PATCH 7/7] um: simplify IRQ handling code References: <20201123195621.275470-1-johannes@sipsolutions.net> <20201123205446.6370687fa983.I811873233b8d71fbde9154b84c85b498521e3b12@changeid> <96e31171-965d-c1d7-282e-b1b0bec6b73f@kot-begemot.co.uk> <4ebc9f4069082c1fa3606fc636f15c664bc0af60.camel@sipsolutions.net> From: Anton Ivanov Message-ID: <02516224-6caf-c947-3410-0fcdc6e7204e@kot-begemot.co.uk> Date: Wed, 2 Dec 2020 09:03:38 +0000 MIME-Version: 1.0 In-Reply-To: <4ebc9f4069082c1fa3606fc636f15c664bc0af60.camel@sipsolutions.net> Content-Language: en-US List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Sender: "linux-um" Errors-To: linux-um-bounces+geert=linux-m68k.org@lists.infradead.org To: Johannes Berg , linux-um@lists.infradead.org Ck9uIDAxLzEyLzIwMjAgMjA6MTUsIEpvaGFubmVzIEJlcmcgd3JvdGU6Cj4gT24gTW9uLCAyMDIw LTExLTMwIGF0IDE2OjMwICswMDAwLCBBbnRvbiBJdmFub3Ygd3JvdGU6Cj4+IE9uIDIzLzExLzIw MjAgMTk6NTYsIEpvaGFubmVzIEJlcmcgd3JvdGU6Cj4+PiBGcm9tOiBKb2hhbm5lcyBCZXJnIDxq b2hhbm5lcy5iZXJnQGludGVsLmNvbT4KPj4+Cj4+PiBSZWR1Y2UgZHluYW1pYyBhbGxvY2F0aW9u cyAoYW5kIHRoZXJlYnkgY2FjaGUgbWlzc2VzKSBieSBzaW1wbHkKPj4+IGVtYmVkZGluZyB0aGUg cmVnaXN0cmF0aW9uIGRhdGEgZm9yIElSUXMgaW4gdGhlIGlycV9lbnRyeSwgd2UKPj4+IG5ldmVy IHN1cHBvcnRlZCB0aGVzZSBiZWluZyByZWFsbHkgZHluYW1pYyBhbnl3YXkgYXMgb25seSBvbmUK Pj4+IHdhcyBldmVyIGFsbG93ZWQgKCJUcnlpbmcgdG8gcmVyZWdpc3RlciAuLi4iKS4KPj4+Cj4+ PiBMb2NrbGVzcyBiZWhhdmlvdXIgaXMgcHJlc2VydmVkIGJ5IHJlbW92aW5nIHRoZSBGRCBmcm9t IHRoZSBwb2xsCj4+PiBzZXQgYXBwcm9wcmlhdGVseSwgYnV0IHdlIHVzZSByZWctPmV2ZW50cyB0 byBpbmRpY2F0ZSB3aGV0aGVyIG9yCj4+PiBub3QgdGhpcyBlbnRyeSBpcyB1c2VkLCByYXRoZXIg dGhhbiBkeW5hbWljYWxseSBhbGxvY2F0aW5nIHRoZW0uCj4+Pgo+Pj4gQWxzbyBwb3J0IHRoZSBs aXN0IG9mIElSUSBlbnRyaWVzIHRvIGxpc3RfaGVhZCBpbnN0ZWFkIG9mIHRoZQo+Pj4gY3VycmVu dCBvcGVuLWNvZGVkIHNpbmdseS1saW5rZWQgbGlzdCBpbXBsZW1lbnRhdGlvbiwganVzdCBmb3IK Pj4+IHNhbml0eS4KPj4gVGhpcyBvbmUgaXMgYnJva2VuLiBJIHdpbGwgbG9vayBleGFjdGx5IHdo ZXJlLiBJdCBpcyBzb21ld2hlcmUgaW4gdGhlIElSUSBkZWxldGUvcmUtcmVxdWVzdCBsb2dpYy4K Pj4KPj4gSG93IHRvIHRlc3QKPj4KPj4gcnVuIGlwZXJmIC1zIGluIHRoZSBVTUwgd2l0aCBhIHZl Y3RvciBuZXR3b3JrIGRyaXZlci4KPj4KPj4gcnVuIGlwZXJmIC1jIHRvIHRoZSBVTUwgaW5zdGFu Y2UgZnJvbSB0aGUgaG9zdCBpbiBhIGxvb3AKPiBIb3cgZG8geW91IHVzdWFsbHkgdXNlIGl0PyB0 YXAgZGV2aWNlPwoKcmF3IHNvY2tldHMgb24gYSB2RXRoIHBhaXIuCgpJIGF2b2lkIHRhcCBhcyBp dCBkb2VzIG5vdCBleGVyY2lzZSB0aGUgZnVsbCB2ZWN0b3IgSU8gY29kZSBmb3Igbm93LiBPbmUg ZGF5IEkgd2lsbCBmaW5kIGEgd2F5IHRvIGV4dHJhY3QgZnJvbSB0aGUga2VybmVsIHRoZSB1bmRl cmx5aW5nIHNvY2tldCB3aGljaCB0YXAgdXNlcyBpbnRlcm5hbGx5IGFuZCBpdCB3aWxsIGJlY29t ZSAxMDAlIGVxdWl2YWxlbnQgdG8gdGhlIG90aGVyIHRyYW5zcG9ydHMuCgo+Cj4+IFRyeSB0byBp ZnVwL2lmZG93biB0aGUgdmVjWCBpbnRlcmZhY2UgaW5zaWRlIHRoZSBVTUwuCj4+Cj4+IFdpdGgg bWFzdGVyIGl0IHdvcmtzIGZpbmUuIFdpdGggdGhpcyBwYXRjaCBpdCBmYWlscy4KPiBIb3cgZG9l cyBpdCBmYWlsPwoKLS0tLS0tLS0tLS0tWyBjdXQgaGVyZSBdLS0tLS0tLS0tLS0tCldBUk5JTkc6 IENQVTogMCBQSUQ6IDQwMSBhdCBhcmNoL3VtL2tlcm5lbC9pcnEuYzoxNzcgdW1fcmVxdWVzdF9p cnErMHhmZi8weDIyZQpNb2R1bGVzIGxpbmtlZCBpbjoKQ1BVOiAwIFBJRDogNDAxIENvbW06IGlw IFRhaW50ZWQ6IEfCoMKgwqDCoMKgwqDCoCBXIDUuMTAuMC1yYzYtMDAwMDctZzZhNTE3MTNlN2Y0 MyAjMzc3ClN0YWNrOgogwqA2MDMxMjAxOSAwMDAwMDAwMCA2NWJjMzFkMCA2MDMxMjAxOQogwqAw MDAwMDAwOSAwMDAwMDAwMCAwMDAwMDAwMCBmZmZmZmY4ZQogwqA2NWJjMzFlMCA2MDMxMzIyOCA2 NWJjMzIyMCA2MDAzZTJkMgpDYWxsIFRyYWNlOgogwqBbPDYwMzEyMDE5Pl0gPyBwcmludGsrMHgw LzB4OTQKIMKgWzw2MDAxZjM0Yj5dIHNob3dfc3RhY2srMHgxM2UvMHgxNGQKIMKgWzw2MDMxMjAx OT5dID8gcHJpbnRrKzB4MC8weDk0CiDCoFs8NjAzMTIwMTk+XSA/IHByaW50aysweDAvMHg5NAog wqBbPDYwMzEzMjI4Pl0gZHVtcF9zdGFjaysweDM0LzB4MzYKIMKgWzw2MDAzZTJkMj5dIF9fd2Fy bisweGYwLzB4MTM3CiDCoFs8NjAwMzUzNzQ+XSA/IHNldF9zaWduYWxzKzB4MC8weDM2CiDCoFs8 NjAzMTE2MDY+XSB3YXJuX3Nsb3dwYXRoX2ZtdCsweGQxLzB4ZGYKIMKgWzw2MDAyODYyND5dID8g dW1sX3Jhd19lbmFibGVfdm5ldF9oZWFkZXJzKzB4MC8weDVkCiDCoFs8NjAyMjdjMDY+XSA/IHN0 cmxlbisweDAvMHgxMQogwqBbPDYwMzE0YmI3Pl0gPyBuZXRkZXZfaW5mbysweGFkLzB4YWYKIMKg Wzw2MDMxMTUzNT5dID8gd2Fybl9zbG93cGF0aF9mbXQrMHgwLzB4ZGYKIMKgWzw2MDAzNTNhND5d ID8gc2V0X3NpZ25hbHMrMHgzMC8weDM2CiDCoFs8NjAwMzUzYTQ+XSA/IHNldF9zaWduYWxzKzB4 MzAvMHgzNgogwqBbPDYwMDFkN2UxPl0gdW1fcmVxdWVzdF9pcnErMHhmZi8weDIyZQogwqBbPDYw MDI3ZjA1Pl0gPyB2ZWN0b3JfcnhfaW50ZXJydXB0KzB4MC8weDJhCiDCoFs8NjAwMjYyODg+XSA/ IGdldF9kZXB0aCsweDAvMHg0YgogwqBbPDYwMDFkNmUyPl0gPyB1bV9yZXF1ZXN0X2lycSsweDAv MHgyMmUKIMKgWzw2MDAyN2NkOD5dIHZlY3Rvcl9uZXRfb3BlbisweDFlOS8weDQxNgogwqBbPDYw MjcyMDU5Pl0gX19kZXZfb3BlbisweDEwMC8weDE1YQogwqBbPDYwMjcxZjIwPl0gPyBkZXZfc2V0 X3J4X21vZGUrMHgwLzB4MzkKIMKgWzw2MDI3MjNkNz5dIF9fZGV2X2NoYW5nZV9mbGFncysweDEy NS8weDFjYwogwqBbPDYwMjcyNGE4Pl0gZGV2X2NoYW5nZV9mbGFncysweDJhLzB4NjcKIMKgWzw2 MDI4MjUwMj5dIGRvX3NldGxpbmsrMHgzNzUvMHhlOTAKIMKgWzw2MDIxYzRlNT5dID8gX19ubGFf dmFsaWRhdGVfcGFyc2UrMHg2ZC8weDhjZgogwqBbPDYwMjFjZDg4Pl0gPyBfX25sYV9wYXJzZSsw eDJiLzB4MmQKIMKgWzw2MDI4MzZkYj5dIF9fcnRubF9uZXdsaW5rKzB4M2YyLzB4ODFmCiDCoFs8 NjAwMzUzYTQ+XSA/IHNldF9zaWduYWxzKzB4MzAvMHgzNgogwqBbPDYwMjdjMjNmPl0gPyBfX25s bXNnX3BhcnNlKzB4NTgvMHg2MAogwqBbPDYwMGNmMzdhPl0gPyBnZXRfcGFnZV9mcm9tX2ZyZWVs aXN0KzB4MC8weDk3MwogwqBbPDYwMGNkNzFiPl0gPyBmaXJzdF96b25lc196b25lbGlzdCsweDAv MHgyMAogwqBbPDYwMGQwMzkzPl0gPyBfX2FsbG9jX3BhZ2VzX25vZGVtYXNrKzB4MTI4LzB4ODFj CiDCoFs8NjAwMzc3ZmU+XSA/IHdhaXRfc3R1Yl9kb25lKzB4NDAvMHgxMGMKIMKgWzw2MDI4M2I2 Mz5dIHJ0bmxfbmV3bGluaysweDViLzB4N2IKIMKgWzw2MDI5YWY5YT5dID8gX19uZXRsaW5rX25z X2NhcGFibGUrMHgyNS8weDUzCiDCoFs8NjAyN2JjNWI+XSA/IHJ0bmxfZ2V0X2xpbmsrMHgwLzB4 MmIKIMKgWzw2MDI3ZTBhZT5dIHJ0bmV0bGlua19yY3ZfbXNnKzB4MjI5LzB4MjVhCiDCoFs8NjAw MjEzNWM+XSA/IGNvcHlfY2h1bmtfZnJvbV91c2VyKzB4MC8weDJlCiDCoFs8NjAwMjEzNWM+XSA/ IGNvcHlfY2h1bmtfZnJvbV91c2VyKzB4MC8weDJlCiDCoFs8NjAwMjE2NDQ+XSA/IGJ1ZmZlcl9v cCsweDRhLzB4ZGIKIMKgWzw2MDI3ZGU4NT5dID8gcnRuZXRsaW5rX3Jjdl9tc2crMHgwLzB4MjVh CiDCoFs8NjAyOWYyODk+XSBuZXRsaW5rX3Jjdl9za2IrMHg2Ny8weGNiCiDCoFs8NjAyNWMwOGQ+ XSA/IGtmcmVlX3NrYisweDAvMHgyYwogwqBbPDYwMjdjNjZhPl0gcnRuZXRsaW5rX3JjdisweDFh LzB4MWMKIMKgWzw2MDI5ZWFjZT5dIG5ldGxpbmtfdW5pY2FzdCsweDEzOS8weDFkZgogwqBbPDYw MjllZWM5Pl0gbmV0bGlua19zZW5kbXNnKzB4MzU1LzB4MzdhCiDCoFs8NjAyMTU2YjQ+XSA/IF9f aW1wb3J0X2lvdmVjKzB4ZTEvMHgxMDQKIMKgWzw2MDI1MDkxMz5dID8gc29ja19zZW5kbXNnX25v c2VjKzB4MC8weDY1CiDCoFs8NjAyNTA5MjU+XSBzb2NrX3NlbmRtc2dfbm9zZWMrMHgxMi8weDY1 CiDCoFs8NjAyNTBiNjU+XSBfX19fc3lzX3NlbmRtc2crMHgxMGIvMHgxNmIKIMKgWzw2MDI1Mjk2 Nj5dIF9fX3N5c19zZW5kbXNnKzB4NzkvMHhhOAogwqBbPDYwMDM3MTc5Pl0gPyBkb19zeXNjYWxs X3N0dWIrMHhmZi8weDIyZgogwqBbPDYwMDM3MzQ3Pl0gPyBydW5fc3lzY2FsbF9zdHViKzB4OWUv MHhhMAogwqBbPDYwMDM3NDQxPl0gPyBtYXArMHg0YS8weDRjCiDCoFs8NjAwZjllZDc+XSA/IF9f ZmdldF9saWdodCsweDM2LzB4NjMKIMKgWzw2MDBmOWYxOT5dID8gX19mZGdldCsweDE1LzB4MTcK IMKgWzw2MDI1MDNmYj5dID8gZmRnZXQrMHgxMC8weDFjCiDCoFs8NjAyNTJhMTg+XSBfX3N5c19z ZW5kbXNnKzB4NTQvMHg4MgogwqBbPDYwMjUyYTViPl0gc3lzX3NlbmRtc2crMHgxNS8weDE3CiDC oFs8NjAwMjEzMmU+XSBoYW5kbGVfc3lzY2FsbCsweDc5LzB4YTcKIMKgWzw2MDAzN2YwZT5dIHVz ZXJzcGFjZSsweDQ4My8weDUxMAogwqBbPDYwMDFlMTY2Pl0gZm9ya19oYW5kbGVyKzB4OTQvMHg5 NgotLS1bIGVuZCB0cmFjZSA5NWJhMTVkN2ZjMzM4NDY1IF0tLS0KdW1sLXZlY3RvciB1bWwtdmVj dG9yLjAgdmVjMDogdmVjdG9yX29wZW46IGZhaWxlZCB0byBnZXQgcnggaXJxKC0xMTQpCgo+Cj4g am9oYW5uZXMKPgo+Ci0tIApBbnRvbiBSLiBJdmFub3YKaHR0cHM6Ly93d3cua290LWJlZ2Vtb3Qu Y28udWsvCgoKX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX18K bGludXgtdW0gbWFpbGluZyBsaXN0CmxpbnV4LXVtQGxpc3RzLmluZnJhZGVhZC5vcmcKaHR0cDov L2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5mby9saW51eC11bQo=