From mboxrd@z Thu Jan 1 00:00:00 1970 From: Amir Goldstein Subject: [PATCH] utimes: Clamp the timestamps in notify_change() Date: Sun, 24 Nov 2019 21:31:45 +0200 Message-ID: <20191124193145.22945-1-amir73il@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: y2038-bounces@lists.linaro.org Sender: "Y2038" To: Arnd Bergmann Cc: linux-nfs@vger.kernel.org, Miklos Szeredi , y2038@lists.linaro.org, Jeff Layton , linux-unionfs@vger.kernel.org, "J . Bruce Fields" , Deepa Dinamani , linux-fsdevel@vger.kernel.org, Al Viro List-Id: linux-unionfs@vger.kernel.org UHVzaCBjbGFtcGluZyB0aW1lc3RhbXBzIGRvd24gdGhlIGNhbGwgc3RhY2sgaW50byBub3RpZnlf Y2hhbmdlKCksIHNvCmluLWtlcm5lbCBjYWxsZXJzIGxpa2UgbmZzZCBhbmQgb3ZlcmxheWZzIHdp bGwgZ2V0IHNpbWlsYXIgdGltZXN0YW1wCnNldCBiZWhhdmlvciBhcyB1dGltZXMuCgpTdWdnZXN0 ZWQtYnk6IE1pa2xvcyBTemVyZWRpIDxtc3plcmVkaUByZWRoYXQuY29tPgpGaXhlczogNDJlNzI5 YjlkZGJiICgidXRpbWVzOiBDbGFtcCB0aGUgdGltZXN0YW1wcyBiZWZvcmUgdXBkYXRlIikKQ2M6 IHN0YWJsZUB2Z2VyLmtlcm5lbC5vcmcgIyB2NS40CkNjOiBEZWVwYSBEaW5hbWFuaSA8ZGVlcGEu a2VybmVsQGdtYWlsLmNvbT4KQ2M6IEplZmYgTGF5dG9uIDxqbGF5dG9uQGtlcm5lbC5vcmc+ClNp Z25lZC1vZmYtYnk6IEFtaXIgR29sZHN0ZWluIDxhbWlyNzNpbEBnbWFpbC5jb20+Ci0tLQoKQXJu ZCwKClRoaXMgZml4ZXMgeGZzdGVzdCBnZW5lcmljLzQwMiB3aGVuIHJ1biB3aXRoIC1vdmVybGF5 IHNldHVwLgpOb3RlIHRoYXQgcnVubmluZyB0aGUgdGVzdCByZXF1aXJlcyBsYXRlc3QgeGZzdGVz dHMgd2l0aDoKIGFjYjJiYTc4IC0gb3ZlcmxheTogc3VwcG9ydCB0aW1lc3RhbXAgcmFuZ2UgY2hl Y2sKCkkgaGFkIHByZXZpb3VzbHkgcG9zdGVkIGEgZml4IHNwZWNpZmljIGZvciBvdmVybGF5ZnMg WzFdLApidXQgTWlrbG9zIHN1Z2dlc3RlZCB0aGlzIG1vcmUgZ2VuZXJpYyBmaXgsIHdoaWNoIHNo b3VsZCBhbHNvCnNlcnZlIG5mc2QgYW5kIG90aGVyIGluLWtlcm5lbCB1c2Vycy4KCkkgdGVzdGVk IHRoaXMgY2hhbmdlIHdpdGggdGVzdCBnZW5lcmljLzQwMiBvbiBleHQ0L3hmcy9idHJmcwphbmQg b3ZlcmxheWZzLCBidXQgbm90IHdpdGggbmZzZC4KCkplZmYsIGNvdWxkIHlvdSBhY2sgdGhpcyBj aGFuZ2UgaXMgZ29vZCBmb3IgbmZzZCBhcyB3ZWxsPwoKVGhhbmtzLApBbWlyLgoKWzFdIGh0dHBz Oi8vbG9yZS5rZXJuZWwub3JnL2xpbnV4LWZzZGV2ZWwvMjAxOTExMTEwNzMwMDAuMjk1Ny0xLWFt aXI3M2lsQGdtYWlsLmNvbS8KCiBmcy9hdHRyLmMgICB8IDUgKysrKysKIGZzL3V0aW1lcy5jIHwg NCArKy0tCiAyIGZpbGVzIGNoYW5nZWQsIDcgaW5zZXJ0aW9ucygrKSwgMiBkZWxldGlvbnMoLSkK CmRpZmYgLS1naXQgYS9mcy9hdHRyLmMgYi9mcy9hdHRyLmMKaW5kZXggZGYyODAzNWFhMjNlLi5l OGRlNWU2MzZlNjYgMTAwNjQ0Ci0tLSBhL2ZzL2F0dHIuYworKysgYi9mcy9hdHRyLmMKQEAgLTI2 OCw4ICsyNjgsMTMgQEAgaW50IG5vdGlmeV9jaGFuZ2Uoc3RydWN0IGRlbnRyeSAqIGRlbnRyeSwg c3RydWN0IGlhdHRyICogYXR0ciwgc3RydWN0IGlub2RlICoqZGUKIAlhdHRyLT5pYV9jdGltZSA9 IG5vdzsKIAlpZiAoIShpYV92YWxpZCAmIEFUVFJfQVRJTUVfU0VUKSkKIAkJYXR0ci0+aWFfYXRp bWUgPSBub3c7CisJZWxzZQorCQlhdHRyLT5pYV9hdGltZSA9IHRpbWVzdGFtcF90cnVuY2F0ZShh dHRyLT5pYV9hdGltZSwgaW5vZGUpOwogCWlmICghKGlhX3ZhbGlkICYgQVRUUl9NVElNRV9TRVQp KQogCQlhdHRyLT5pYV9tdGltZSA9IG5vdzsKKwllbHNlCisJCWF0dHItPmlhX210aW1lID0gdGlt ZXN0YW1wX3RydW5jYXRlKGF0dHItPmlhX210aW1lLCBpbm9kZSk7CisKIAlpZiAoaWFfdmFsaWQg JiBBVFRSX0tJTExfUFJJVikgewogCQllcnJvciA9IHNlY3VyaXR5X2lub2RlX25lZWRfa2lsbHBy aXYoZGVudHJ5KTsKIAkJaWYgKGVycm9yIDwgMCkKZGlmZiAtLWdpdCBhL2ZzL3V0aW1lcy5jIGIv ZnMvdXRpbWVzLmMKaW5kZXggMWJhM2Y3ODgzODcwLi4wOTA3MzkzMjI0NjMgMTAwNjQ0Ci0tLSBh L2ZzL3V0aW1lcy5jCisrKyBiL2ZzL3V0aW1lcy5jCkBAIC0zNiwxNCArMzYsMTQgQEAgc3RhdGlj IGludCB1dGltZXNfY29tbW9uKGNvbnN0IHN0cnVjdCBwYXRoICpwYXRoLCBzdHJ1Y3QgdGltZXNw ZWM2NCAqdGltZXMpCiAJCWlmICh0aW1lc1swXS50dl9uc2VjID09IFVUSU1FX09NSVQpCiAJCQlu ZXdhdHRycy5pYV92YWxpZCAmPSB+QVRUUl9BVElNRTsKIAkJZWxzZSBpZiAodGltZXNbMF0udHZf bnNlYyAhPSBVVElNRV9OT1cpIHsKLQkJCW5ld2F0dHJzLmlhX2F0aW1lID0gdGltZXN0YW1wX3Ry dW5jYXRlKHRpbWVzWzBdLCBpbm9kZSk7CisJCQluZXdhdHRycy5pYV9hdGltZSA9IHRpbWVzWzBd OwogCQkJbmV3YXR0cnMuaWFfdmFsaWQgfD0gQVRUUl9BVElNRV9TRVQ7CiAJCX0KIAogCQlpZiAo dGltZXNbMV0udHZfbnNlYyA9PSBVVElNRV9PTUlUKQogCQkJbmV3YXR0cnMuaWFfdmFsaWQgJj0g fkFUVFJfTVRJTUU7CiAJCWVsc2UgaWYgKHRpbWVzWzFdLnR2X25zZWMgIT0gVVRJTUVfTk9XKSB7 Ci0JCQluZXdhdHRycy5pYV9tdGltZSA9IHRpbWVzdGFtcF90cnVuY2F0ZSh0aW1lc1sxXSwgaW5v ZGUpOworCQkJbmV3YXR0cnMuaWFfbXRpbWUgPSB0aW1lc1sxXTsKIAkJCW5ld2F0dHJzLmlhX3Zh bGlkIHw9IEFUVFJfTVRJTUVfU0VUOwogCQl9CiAJCS8qCi0tIAoyLjE3LjEKCl9fX19fX19fX19f X19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fClkyMDM4IG1haWxpbmcgbGlzdApZ MjAzOEBsaXN0cy5saW5hcm8ub3JnCmh0dHBzOi8vbGlzdHMubGluYXJvLm9yZy9tYWlsbWFuL2xp c3RpbmZvL3kyMDM4Cg==