From mboxrd@z Thu Jan 1 00:00:00 1970 From: Vasily Averin Subject: [PATCH v2 1/1] memcg: enable accounting for pids in nested pid namespaces Date: Sat, 24 Apr 2021 14:54:35 +0300 Message-ID: <8b6de616-fd1a-02c6-cbdb-976ecdcfa604@virtuozzo.com> References: <7b777e22-5b0d-7444-343d-92cbfae5f8b4@virtuozzo.com> Mime-Version: 1.0 Content-Transfer-Encoding: base64 Return-path: DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=virtuozzo.com; s=relay; h=Content-Type:MIME-Version:Date:Message-ID:Subject :From; bh=Ef6Icn37gpYOQIKG7/7Yf8A/Wb3Zt7XRkbRLccrvlZk=; b=IX8ZZaUQQJLWyf7r75v oHsMoiIk6HgNgJrYsfIpUKhC+Fn4jQxnkbwJw/pYVlsml1jhMvQagmugzWRhPobxURM0fLYzOFxB+ tNt7HAw+GUCs4TXaoq3yX19xbi5viaLG48dd4QpVMAOaW9ZzdM+wWknja1vp8MEB/SkJ92uKFxc= In-Reply-To: <7b777e22-5b0d-7444-343d-92cbfae5f8b4-5HdwGun5lf+gSpxsJD1C4w@public.gmane.org> Content-Language: en-US List-ID: Content-Type: text/plain; charset="macroman" To: Michal Hocko , cgroups-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Roman Gushchin , Christian Brauner , =?UTF-8?Q?Michal_Koutn=c3=bd?= , Serge Hallyn Q29tbWl0IDVkMDk3MDU2YzlhMCAoImttZW1jZzogYWNjb3VudCBjZXJ0YWluIGttZW0gYWxsb2Nh dGlvbnMgdG8gbWVtY2ciKQplbmFibGVkIG1lbWNnIGFjY291bnRpbmcgZm9yIHBpZHMgYWxsb2Nh dGVkIGZyb20gaW5pdF9waWRfbnMucGlkX2NhY2hlcCwKYnV0IGZvcmdvdCB0byBhZGp1c3QgdGhl IHNldHRpbmcgZm9yIG5lc3RlZCBwaWQgbmFtZXNwYWNlcy4KQXMgYSByZXN1bHQsIHBpZCBtZW1v cnkgaXMgbm90IGFjY291bnRlZCBleGFjdGx5IHdoZXJlIGl0IGlzIHJlYWxseSBuZWVkZWQsCmlu c2lkZSBtZW1jZy1saW1pdGVkIGNvbnRhaW5lcnMgd2l0aCB0aGVpciBvd24gcGlkIG5hbWVzcGFj ZXMuCgpQaWQgd2FzIG9uZSB0aGUgZmlyc3Qga2VybmVsIG9iamVjdHMgZW5hYmxlZCBmb3IgbWVt Y2cgYWNjb3VudGluZy4KaW5pdF9waWRfbnMucGlkX2NhY2hlcCBtYXJrZWQgYnkgU0xBQl9BQ0NP VU5UIGFuZCB3ZSBjYW4gZXhwZWN0IHRoYXQKYW55IG5ldyBwaWRzIGluIHRoZSBzeXN0ZW0gYXJl IG1lbWNnLWFjY291bnRlZC4KClRob3VnaCByZWNlbnRseSBJJ3ZlIG5vdGljZWQgdGhhdCBpdCBp cyB3cm9uZy4gbmVzdGVkIHBpZCBuYW1lc3BhY2VzIGNyZWF0ZXMgCm93biBzbGFiIGNhY2hlcyBm b3IgcGlkIG9iamVjdHMsIG5lc3RlZCBwaWRzIGhhdmUgaW5jcmVhc2VkIHNpemUgYmVjYXVzZSBj b250YWluIAppZCBib3RoIGZvciBhbGwgcGFyZW50IGFuZCBmb3Igb3duIHBpZCBuYW1lc3BhY2Vz LiBUaGUgcHJvYmxlbSBpcyB0aGF0IHRoZXNlIHNsYWIKY2FjaGVzIGFyZSBfTk9UXyBtYXJrZWQg YnkgU0xBQl9BQ0NPVU5ULCBhcyBhIHJlc3VsdCBhbnkgcGlkcyBhbGxvY2F0ZWQgaW4gCm5lc3Rl ZCBwaWQgbmFtZXNwYWNlcyBhcmUgbm90IG1lbWNnLWFjY291bnRlZC4KClBpZCBzdHJ1Y3QgaW4g bmVzdGVkIHBpZCBuYW1lc3BhY2UgY29uc3VtZXMgdXAgdG8gNTAwIGJ5dGVzIG1lbW9yeSwgCjEw MDAwMCBzdWNoIG9iamVjdHMgZ2l2ZXMgdXMgdXAgdG8gfjUwTWIgdW5hY2NvdW50ZWQgbWVtb3J5 LAp0aGlzIGFsbG93IGNvbnRhaW5lciB0byBleGNlZWQgYXNzaWduZWQgbWVtY2cgbGltaXRzLgoK Rml4ZXM6IDVkMDk3MDU2YzlhMCAoImttZW1jZzogYWNjb3VudCBjZXJ0YWluIGttZW0gYWxsb2Nh dGlvbnMgdG8gbWVtY2ciKQpDYzogc3RhYmxlLXU3OXV3WEwyOVRZNzZaMnJNNW1IWEFAcHVibGlj LmdtYW5lLm9yZwpTaWduZWQtb2ZmLWJ5OiBWYXNpbHkgQXZlcmluIDx2dnMtNUhkd0d1bjVsZitn U3B4c0pEMUM0d0BwdWJsaWMuZ21hbmUub3JnPgpSZXZpZXdlZC1ieTogTWljaGFsIEtvdXRuw70g PG1rb3V0bnktSUJpOVJHL2I2N2tAcHVibGljLmdtYW5lLm9yZz4KQWNrZWQtYnk6IENocmlzdGlh biBCcmF1bmVyIDxjaHJpc3RpYW4uYnJhdW5lci1HZVdJSC9uTVp6TFFUMGRaUitBbGZBQHB1Ymxp Yy5nbWFuZS5vcmc+CkFja2VkLWJ5OiBSb21hbiBHdXNoY2hpbiA8Z3Vyby1iMTBrWVAyZE9NZ0Bw dWJsaWMuZ21hbmUub3JnPgotLS0KIGtlcm5lbC9waWRfbmFtZXNwYWNlLmMgfCAzICsrLQogMSBm aWxlIGNoYW5nZWQsIDIgaW5zZXJ0aW9ucygrKSwgMSBkZWxldGlvbigtKQoKZGlmZiAtLWdpdCBh L2tlcm5lbC9waWRfbmFtZXNwYWNlLmMgYi9rZXJuZWwvcGlkX25hbWVzcGFjZS5jCmluZGV4IDZj ZDY3MTUuLmE0NmEzNzIgMTAwNjQ0Ci0tLSBhL2tlcm5lbC9waWRfbmFtZXNwYWNlLmMKKysrIGIv a2VybmVsL3BpZF9uYW1lc3BhY2UuYwpAQCAtNTEsNyArNTEsOCBAQCBzdGF0aWMgc3RydWN0IGtt ZW1fY2FjaGUgKmNyZWF0ZV9waWRfY2FjaGVwKHVuc2lnbmVkIGludCBsZXZlbCkKIAltdXRleF9s b2NrKCZwaWRfY2FjaGVzX211dGV4KTsKIAkvKiBOYW1lIGNvbGxpc2lvbiBmb3JjZXMgdG8gZG8g YWxsb2NhdGlvbiB1bmRlciBtdXRleC4gKi8KIAlpZiAoISpwa2MpCi0JCSpwa2MgPSBrbWVtX2Nh Y2hlX2NyZWF0ZShuYW1lLCBsZW4sIDAsIFNMQUJfSFdDQUNIRV9BTElHTiwgMCk7CisJCSpwa2Mg PSBrbWVtX2NhY2hlX2NyZWF0ZShuYW1lLCBsZW4sIDAsCisJCQkJCSBTTEFCX0hXQ0FDSEVfQUxJ R04gfCBTTEFCX0FDQ09VTlQsIDApOwogCW11dGV4X3VubG9jaygmcGlkX2NhY2hlc19tdXRleCk7 CiAJLyogY3VycmVudCBjYW4gZmFpbCwgYnV0IHNvbWVvbmUgZWxzZSBjYW4gc3VjY2VlZC4gKi8K IAlyZXR1cm4gUkVBRF9PTkNFKCpwa2MpOwotLSAKMS44LjMuMQoK