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Tue, 7 Sep 2021 16:25:48 -0400 Message-ID: <20210907200722.067068005@linutronix.de> DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1631046280; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=H8NhQX75Fj++SmpyDPl9Ar5TDNEziKIKky5QS/GHTzI=; b=VRFIhi1KbWuiUQwa8VdNhQEnNzc82ldFvVSFBcx931UrURJxn/9qnSwgxeWaxFe+w27pFR VIwAdKJq0yfJMDgzE9jTuF/gBtT3lMuYrDGOgXEDK6tOHWWLUudQpvbkI/m2yDorojMFva UMAKsT17mXnWRuPr+b4K8GOFPt99rw7JRwe8AWTn62CM/PQgfJC+NsSk5HwgVx5bfgmXGG W5jxIPv3aReNcsZM61hq8NQ5YHIla6ri0b0cNdzdy3u4MOiug+haVKyXixBCjQ0hVn8zOm yeBSPIok152IjnxaPzS+m4KmHPoqWmD+yZtCDJ3G5ItX1Y+ui4xFIJNN3n8TFQ== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1631046280; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding; bh=H8NhQX75Fj++SmpyDPl9Ar5TDNEziKIKky5QS/GHTzI=; b=4GjHFVGowYkGaIruGMM/Gl3nvEdB7gUTrO0NlQ3jG6M1ojR9aFxkLlruWQj6Ne0SelLLiM v+9NEQFgsPfj/jDg== From: Thomas Gleixner To: LKML Cc: x86@kernel.org, Al Viro , Linus Torvalds , Tony Luck , Song Liu , Alexei Starovoitov , Daniel Borkmann , Peter Ziljstra Subject: [patch V2.1 00/20] x86/fpu: Clean up exception fixups and error handling in sigframe related code MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Date: Tue, 7 Sep 2021 22:24:40 +0200 (CEST) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SnVzdCBhIHJlc2VuZCBvZiBWMiB3aXRoIHByb3BlciB0aHJlYWRpbmcgYW5kIGludGFjdCBtZXNz YWdlIGhlYWRlcnMuCgpBIHJlY2VudCBkaXNjdXNzaW9uIFsxXSBhYm91dCBoYXJkd2FyZSBwb2lz b25pbmcgdW5lYXJ0aGVkIHNvbWUgc2hvcnQKY29taW5ncyBpbiB0aGUgZXJyb3IgaGFuZGxpbmcg b2YgdGhlIHNpZ2ZyYW1lIHJlbGF0ZWQgRlBVIGNvZGU6CgogIC0gVGhlIGVycm9yIGV4aXQgZm9y IGV4Y2VwdGlvbnMgb3RoZXIgdGhhbiAjUEYgaXMgb2JmdXNjYXRlZAoKICAtIFRoZSBlcnJvciBj b2RlIHJldHVybiB2YWx1ZXMgb2YgdGhlIHZhcmlvdXMgZnVuY3Rpb25zIGFyZSBwb2ludGxlc3MK ICAgIGJlY2F1c2UgYWxsIGNhbGxlcnMganVzdCBjYXJlIGFib3V0IHN1Y2Nlc3Mgb3IgZmFpbHVy ZSBhbmQgdGhlIGVycm9yCiAgICBjb2RlcyBhcmUgbmV2ZXIgcHJvcGFnYXRlZCB0byB1c2VyIHNw YWNlLgoKICAtIFNvbWUgb2YgdGhlIGJ1ZmZlciBjbGVhcmluZyBoYXBwZW5zIG5lZWRsZXNzbHkg aW5zaWRlIG9mIHBhZ2UgZmF1bHQKICAgIGRpc2FibGVkIHJlZ2lvbnMuCgpUaGUgZGlzY3Vzc2lv biBhcm91bmQgVjEgb2YgdGhpcyBzZXJpZXMgd2hpY2ggY2FuIGJlIGZvdW5kIGhlcmU6CgogIGh0 dHBzOi8vbG9yZS5rZXJuZWwub3JnL3IvMjAyMTA4MzAxNTQ3MDIuMjQ3NjgxNTg1QGxpbnV0cm9u aXguZGUKCmlkZW50aWZpZWQgYSBmZXcgbW9yZSBpc3N1ZXMgZXNwZWNpYWxseSBpbiB0aGUgYXJl YSBvZiBleGNlcHRpb24gZml4dXBzOgoKICAtIFRoZSBNQ0UgYXdhcmUgZXhjZXB0aW9uIGZpeHVw IGlzIGluY29uc2lzdGVudCBhbmQgY29uZnVzaW5nIGVzcGVjaWFsbHkKICAgIGluIGNvcHlfbWNf NjQuYy4gSXQgdXNlcyBhIGZpeHVwIGZ1bmN0aW9uIHdoaWNoIHN0b3JlcyB0aGUgdHJhcCBudW1i ZXIKICAgIGluIHJlZ3MtPmF4IGp1c3QgdG8gb3ZlcndyaXRlIHJlZ3MtPmF4IGF0IHRoZSBjYWxs c2l0ZSBzcGVjaWZpYyBmaXh1cC4KClRoZSBmb2xsb3dpbmcgc2VyaWVzIGNsZWFucyB0aGlzIHVw LiBUaGUgcmVzdWx0aW5nIGV4Y2VjdXRhYmxlIGNvZGUgaXMKc2xpZ2h0bHkgc21hbGxlciB3aXRo IHRoYXQuCgpJdCdzIGFsc28gYXZhaWxhYmxlIGluIGdpdDoKCiAgICBnaXQ6Ly9naXQua2VybmVs Lm9yZy9wdWIvc2NtL2xpbnV4L2tlcm5lbC9naXQvdGdseC9kZXZlbC5naXQgeDg2L2ZwdQoKQ2hh bmdlcyB2cy4gVjE6CgogIC0gRGVkdXBsaWNhdGUgdGhlIGV4Y2VwdGlvbiB0YWJsZSByZWxhdGVk IGNvZGUKCiAgLSBDaGFuZ2UgdGhlIGV4Y2VwdGlvbiB0YWJsZSBzdG9yZSB0byB1c2UgYSBmaXh1 cCB0eXBlIGlkZW50aWZpZXIgaW5zdGVhZAogICAgb2YgYSBmdW5jdGlvbiBwb2ludGVyLiBUaGF0 IGFsbG93cyB0byB1c2UgdGhlIHNhbWUgZml4dXAgZnVuY3Rpb24gZm9yCiAgICBkaWZmZXJlbnQg dHlwZXMgYW5kIGF2b2lkcyBhZGRpbmcgbmV3IGdsb2JhbCBmdW5jdGlvbnMgYW5kIGV4cG9ydHMg dG8KICAgIHNvbHZlIHRoZSBpZGVudGlmaWVkIGlzc3Vlcy4gVGhpcyBtYWtlcyB0aGUgY2xlYW51 cCBvZiB0aGUgb2RkIGZpeHVwCiAgICBmdW5jdGlvbnMgaW4gY29weV9tY182NCBhbmQgdGhlIGZw dSBjb2RlIHNpbXBsZXIKCiAgLSBNYWtlIGNvcHlfbWNfNjQgYW5kIEZQVSBjb2RlIHVzZSB0aGUg bmV3IGZpeHVwIHR5cGUgbWVjaGFuaWNzCgogIC0gUmVtb3ZlICNNQyBoYW5kbGluZyBmcm9tIHRo ZSB2YXJpb3VzICpTQVZFIGZ1bmN0aW9ucyB3aGljaCB3cml0ZSB0aGUKICAgIEZQVSByZWdpc3Rl cnMgdG8gdGhlIHVzZXIgc3BhY2Ugc2lnZnJhbWUgYXMgdGhlc2UgY2FuJ3QgcmFpc2UgI01DCiAg ICBhY2NvcmRpbmcgdG8gVG9ueS4KCiAgLSBBZGRyZXNzIGEgZmV3IHJldmlldyBjb21tZW50cyBh bmQgYWRqdXN0IHRoZSBwYXRjaGVzIHRvIHRoZSBuZXcKICAgIGV4Y2VwdGlvbiB0YWJsZSBtZWNo YW5pc20uCgpUaGFua3MsCgoJdGdseAoKWzFdIGh0dHBzOi8vbG9yZS5rZXJuZWwub3JnL3IvODdy MWVkZ3Mydy5mZnNAdGdseAoKLS0tCiBhcmNoL3g4Ni9pYTMyL2lhMzJfc2lnbmFsLmMgICAgICAg ICAgICAgICAgfCAgIDE0ICstCiBhcmNoL3g4Ni9pbmNsdWRlL2FzbS9hc20uaCAgICAgICAgICAg ICAgICAgfCAgIDQ5ICsrKystLS0tLQogYXJjaC94ODYvaW5jbHVkZS9hc20vZXh0YWJsZS5oICAg ICAgICAgICAgIHwgICA0NCArKysrKy0tLQogYXJjaC94ODYvaW5jbHVkZS9hc20vZXh0YWJsZV9m aXh1cF90eXBlcy5oIHwgICAyMiArKysrCiBhcmNoL3g4Ni9pbmNsdWRlL2FzbS9mcHUvaW50ZXJu YWwuaCAgICAgICAgfCAgIDg0ICsrKysrKysrKystLS0tLS0KIGFyY2gveDg2L2luY2x1ZGUvYXNt L21zci5oICAgICAgICAgICAgICAgICB8ICAgIDQgCiBhcmNoL3g4Ni9pbmNsdWRlL2FzbS9zZWdt ZW50LmggICAgICAgICAgICAgfCAgICAyIAogYXJjaC94ODYva2VybmVsL2NwdS9tY2UvY29yZS5j ICAgICAgICAgICAgIHwgICA0MCArKy0tLS0tLQogYXJjaC94ODYva2VybmVsL2NwdS9tY2UvaW50 ZXJuYWwuaCAgICAgICAgIHwgICAxNCAtLQogYXJjaC94ODYva2VybmVsL2NwdS9tY2Uvc2V2ZXJp dHkuYyAgICAgICAgIHwgICAyMiArKy0tCiBhcmNoL3g4Ni9rZXJuZWwvZnB1L3NpZ25hbC5jICAg ICAgICAgICAgICAgfCAgMTQ1ICsrKysrKysrKysrKysrKy0tLS0tLS0tLS0tLS0tCiBhcmNoL3g4 Ni9rZXJuZWwvc2lnbmFsLmMgICAgICAgICAgICAgICAgICAgfCAgIDE4ICstLQogYXJjaC94ODYv bGliL2NvcHlfbWNfNjQuUyAgICAgICAgICAgICAgICAgIHwgICAgOCAtCiBhcmNoL3g4Ni9tbS9l eHRhYmxlLmMgICAgICAgICAgICAgICAgICAgICAgfCAgMTMxICsrKysrKysrKystLS0tLS0tLS0t LS0tLS0tCiBhcmNoL3g4Ni9uZXQvYnBmX2ppdF9jb21wLmMgICAgICAgICAgICAgICAgfCAgIDEx IC0tCiBzY3JpcHRzL3NvcnR0YWJsZS5jICAgICAgICAgICAgICAgICAgICAgICAgfCAgICA0IAog MTYgZmlsZXMgY2hhbmdlZCwgMzAyIGluc2VydGlvbnMoKyksIDMxMCBkZWxldGlvbnMoLSkKCgo=