From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933433AbbFVMVM (ORCPT ); Mon, 22 Jun 2015 08:21:12 -0400 Received: from mail-yh0-f44.google.com ([209.85.213.44]:32897 "EHLO mail-yh0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754699AbbFVMVC (ORCPT ); Mon, 22 Jun 2015 08:21:02 -0400 Message-ID: <5587FDAA.4040301@gmail.com> Date: Mon, 22 Jun 2015 08:20:58 -0400 From: Austin S Hemmelgarn User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Dave Hansen , Ilia Mirkin CC: dave.hansen@linux.intel.com, john@johnmccutchan.com, rlove@rlove.org, eparis@parisplace.org, viro@zeniv.linux.org.uk, Linus Torvalds , "linux-kernel@vger.kernel.org" Subject: Re: [PATCH] fs: inotify: systemd needs it so make it depend on CONFIG_EMBEDDED References: <20150619180742.62D31523@viggo.jf.intel.com> <55848E3C.9010206@sr71.net> In-Reply-To: <55848E3C.9010206@sr71.net> x-hashcash: 1:21:150622:dave@sr71.net::d82a599566cd2824cc121cc9581a109b:b09e06a909b6f522 x-hashcash: 1:21:150622:imirkin@alum.mit.edu::1738e8be10ee7d3815bbad687412ba0b:2217f5d3b2c66ba3 x-hashcash: 1:21:150622:dave.hansen@linux.intel.com::6b11344e2f6292402da7eb301f09158c:7c1474ba6c44a562 x-hashcash: 1:21:150622:john@johnmccutchan.com::f2043f6419fddd9cb4a45fa856d28f0:994b9fa72690ae3a x-hashcash: 1:21:150622:rlove@rlove.org::359ad7d134e9306e594190e9eca8fc5f:8fff375af9e2b75a x-hashcash: 1:21:150622:eparis@parisplace.org::18669c0f61b3b775d353e8b208b881b2:19ede44685db56f3 x-hashcash: 1:21:150622:viro@zeniv.linux.org.uk::550259a5595f73dd895e918bd9948b6a:129c5622affb6f64 x-hashcash: 1:21:150622:torvalds@linux-foundation.org::dde87aa75dc4ac507545051514f35697:6de325d52ef6d52 x-hashcash: 1:21:150622:linux-kernel@vger.kernel.org::344ad4a39f7121fefef430b4d2757f9a:dc4b139eb810114a x-stampprotocols: hashcash:1:17;mbound:0:10:3000:5000 Content-Type: multipart/signed; protocol="application/pkcs7-signature"; micalg=sha1; boundary="------------ms020504050400000702000007" X-Antivirus: avast! (VPS 150622-0, 2015-06-22), Outbound message X-Antivirus-Status: Clean Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is a cryptographically signed message in MIME format. --------------ms020504050400000702000007 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: quoted-printable On 2015-06-19 17:48, Dave Hansen wrote: > On 06/19/2015 11:18 AM, Ilia Mirkin wrote: >> Is systemd depending on something really reason enough to make it >> depend on EMBEDDED? For example all the cgroups stuff is not only not >> dependent on embedded, but also off by default, and I'm sure there are= >> a boatload of other dependencies which any normal system has no >> business worrying about but that are required by systemd. > > Does the lack of cgroups keep a (normal) system from booting, though? Define 'normal'. Just because userspace software depends on something=20 doesn't mean we should force that on everyone, even if disabling it=20 could make some systems fail to boot (that is an inherent risk in=20 building your own kernel). dnotify (inotify's predecessor) is an=20 excellent example of this: nfs-utils depends on it, and that not working = can definitely make a system fail to boot, yet it is not hidden behind=20 some other config option, but defaults to being on. Making inotify default to on (like dnotify) is a better solution to=20 this, anyone who is going around turning off options that default to on=20 in kconfig should be prepared to deal with a system that doesn't boot=20 anyway, and EMBEDDED is intended (AFAICT) for saving space on systems=20 with limited memory, not hiding userspace dependencies that have other=20 legitimate reasons to be disabled. --------------ms020504050400000702000007 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="smime.p7s" Content-Description: S/MIME Cryptographic Signature MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIGuDCC BrQwggScoAMCAQICAxBuVTANBgkqhkiG9w0BAQ0FADB5MRAwDgYDVQQKEwdSb290IENBMR4w HAYDVQQLExVodHRwOi8vd3d3LmNhY2VydC5vcmcxIjAgBgNVBAMTGUNBIENlcnQgU2lnbmlu ZyBBdXRob3JpdHkxITAfBgkqhkiG9w0BCQEWEnN1cHBvcnRAY2FjZXJ0Lm9yZzAeFw0xNTAz MjUxOTM0MzhaFw0xNTA5MjExOTM0MzhaMGMxGDAWBgNVBAMTD0NBY2VydCBXb1QgVXNlcjEj MCEGCSqGSIb3DQEJARYUYWhmZXJyb2luN0BnbWFpbC5jb20xIjAgBgkqhkiG9w0BCQEWE2Fo ZW1tZWxnQG9oaW9ndC5jb20wggIiMA0GCSqGSIb3DQEBAQUAA4ICDwAwggIKAoICAQCdD/zW 2rRAFCLnDfXpWxU1+ODqRVUgzHvrRO7ADUxRo1CBDc3JSX5TIW2OGmQ3DAKGOACp8Z0sgxMc B05tzAZ/M7m4jajVrwwdVCdrwVGxTdAai7Kwg4ZCVfyMVhcwo8R2eW3QahBx34G0RKumK9sZ ZQSQ+zULAzpY6uz7T1sAk/erMoivRXF6u8WvOsLkOD1F/Xyv1ZccSUG5YeDgZgc0nZUBvyIp zXSHjgWerFkrxEM3y2z/Ff3eL1sgGYecV/I1F+I5S01V7Kclt/qRW10c/4JEGRcI1FmrJBPu BtMYPbg/3Y9LZROYN+mVIFxZxOfrmjfFZ96xt/TaMXo8vcEKtWcNEjhGBjEbfMUEm4aq8ygQ 4MuEcpJc8DJCHBkg2KBk13DkbU2qNepTD6Uip1C+g+KMr0nd6KOJqSH27ZuNY4xqV4hIxFHp ex0zY7mq6fV2o6sKBGQzRdI20FDYmNjsLJwjH6qJ8laxFphZnPRpBThmu0AjuBWE72GnI1oA aO+bs92MQGJernt7hByCnDO82W/ykbVz+Ge3Sax8NY0m2Xdvp6WFDY/PjD9CdaJ9nwQGsUSa N54lrZ2qMTeCI9Vauwf6U69BA42xgk65VvxvTNqji+tZ4aZbarZ7el2/QDHOb/rRwlCFplS/ z4l1f1nOrE6bnDl5RBJyW3zi74P6GwIDAQABo4IBWTCCAVUwDAYDVR0TAQH/BAIwADBWBglg hkgBhvhCAQ0ESRZHVG8gZ2V0IHlvdXIgb3duIGNlcnRpZmljYXRlIGZvciBGUkVFIGhlYWQg b3ZlciB0byBodHRwOi8vd3d3LkNBY2VydC5vcmcwDgYDVR0PAQH/BAQDAgOoMEAGA1UdJQQ5 MDcGCCsGAQUFBwMEBggrBgEFBQcDAgYKKwYBBAGCNwoDBAYKKwYBBAGCNwoDAwYJYIZIAYb4 QgQBMDIGCCsGAQUFBwEBBCYwJDAiBggrBgEFBQcwAYYWaHR0cDovL29jc3AuY2FjZXJ0Lm9y ZzAxBgNVHR8EKjAoMCagJKAihiBodHRwOi8vY3JsLmNhY2VydC5vcmcvcmV2b2tlLmNybDA0 BgNVHREELTArgRRhaGZlcnJvaW43QGdtYWlsLmNvbYETYWhlbW1lbGdAb2hpb2d0LmNvbTAN BgkqhkiG9w0BAQ0FAAOCAgEAGvl7xb42JMRH5D/vCIDYvFY3dR2FPd5kmOqpKU/fvQ8ovmJa p5N/FDrsCL+YdslxPY+AAn78PYmL5pFHTdRadT++07DPIMtQyy2qd+XRmz6zP8Il7vGcEDmO WmMLYMq4xV9s/N7t7JJp6ftdIYUcoTVChUgilDaRWMLidtslCdRsBVfUjPb1bF5Ua31diKDP e0M9/e2CU36rbcTtiNCXhptMigzuL3zJXUf2B9jyUV8pnqNEQH36fqJ7YTBLcpq3aYa2XbAH Hgx9GehJBIqwspDmhPCFZ/QmqUXCkt+XfvinQ2NzKR6P3+OdYbwqzVX8BdMeojh7Ig8x/nIx mQ+/ufstL1ZYp0bg13fyK/hPYSIBpayaC76vzWovkIm70DIDRIFLi20p/qTd7rfDYy831Hjm +lDdCECF9bIXEWFk33kA97dgQIMbf5chEmlFg8S0e4iw7LMjvRqMX3eCD8GJ2+oqyZUwzZxy S0Mx+rBld5rrN7LsXwZ671HsGqNeYbYeU25e7t7/Gcc6Bd/kPfA+adEuUGFcvUKH3trDYqNq 6mOkAd8WO/mQadlc3ztS++XDMhmIpfBre9MPAr6usqf+wc+R8Nk9KLK39kEgrqVfzc/fgf8L MaD4rHnusdg4gca6Yi+kNrm99anw7SwaBrBvULYBp7ixNRUhaYiNW4YjTrYxggShMIIEnQIB ATCBgDB5MRAwDgYDVQQKEwdSb290IENBMR4wHAYDVQQLExVodHRwOi8vd3d3LmNhY2VydC5v cmcxIjAgBgNVBAMTGUNBIENlcnQgU2lnbmluZyBBdXRob3JpdHkxITAfBgkqhkiG9w0BCQEW EnN1cHBvcnRAY2FjZXJ0Lm9yZwIDEG5VMAkGBSsOAwIaBQCgggH1MBgGCSqGSIb3DQEJAzEL BgkqhkiG9w0BBwEwHAYJKoZIhvcNAQkFMQ8XDTE1MDYyMjEyMjA1OFowIwYJKoZIhvcNAQkE MRYEFFntAJ4LQj5+Au0Hi4SoOXqTEQh7MGwGCSqGSIb3DQEJDzFfMF0wCwYJYIZIAWUDBAEq MAsGCWCGSAFlAwQBAjAKBggqhkiG9w0DBzAOBggqhkiG9w0DAgICAIAwDQYIKoZIhvcNAwIC AUAwBwYFKw4DAgcwDQYIKoZIhvcNAwICASgwgZEGCSsGAQQBgjcQBDGBgzCBgDB5MRAwDgYD VQQKEwdSb290IENBMR4wHAYDVQQLExVodHRwOi8vd3d3LmNhY2VydC5vcmcxIjAgBgNVBAMT GUNBIENlcnQgU2lnbmluZyBBdXRob3JpdHkxITAfBgkqhkiG9w0BCQEWEnN1cHBvcnRAY2Fj ZXJ0Lm9yZwIDEG5VMIGTBgsqhkiG9w0BCRACCzGBg6CBgDB5MRAwDgYDVQQKEwdSb290IENB MR4wHAYDVQQLExVodHRwOi8vd3d3LmNhY2VydC5vcmcxIjAgBgNVBAMTGUNBIENlcnQgU2ln bmluZyBBdXRob3JpdHkxITAfBgkqhkiG9w0BCQEWEnN1cHBvcnRAY2FjZXJ0Lm9yZwIDEG5V MA0GCSqGSIb3DQEBAQUABIICADiwgHKvyOVw0MGCbh5mDrT8wQzlmYtHrfzVXaVRLFKRiZpa hxfk+UkDciwUHcdG9PmYCghLHPx1Hgno8x02pgfruXVvb7rFLrrJVmze0mqFTfRgdnb3f1iV 4h8nJ+wnO7MFNnP1ctsaMnQh5QIv7Wvd5Ffc8JKLcvFs7BJQgiZdF1zhUgMgAUv4TLO3XwC+ Fr+NOeosTR2RTji675A2YhURuYb7nq3dcdXf5THKtEfYguwecILvHpwd3ceQroMc+nQtaRtx suSfLoCfBlNEQkE3ZcRAWw5ie0X6ZxqY6PlQwiz/EbdzkbTt82r9JvsQEQ+kAknfhAOtmFc3 KZs9948EzPX+jlSAvS2yHd7G9vLf4xPGRPGs1hDBxpcoopN2kJNHjxBt84/e4oyqpRdnHuqw gFwbKMr+EA3EW08y/be4sg3TXflXGFdPe16UaKQRC4+7EfU4XewYejaoFNCUXEIN73TQUlun X9F/zB9N7+o5DyiISGWocQHjUPPEAdZB/mC7vvC2cZQfBSOJUPaQwHD3i/Z7VZuz4hcO9SXp nuwnsVi/yxZE9nuHYLcxZqR2CeTiFX3bpn2aQMDpxlhk+V3flqPFlR9Ro97wri68L1R2Y+Sf JzH2hDBP7+J8/1xJrcbMgK33h/59X4EJIpN3qIo39t59idtOaR3G1eW4ZbxrAAAAAAAA --------------ms020504050400000702000007-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in Please read the FAQ at http://www.tux.org/lkml/