Blame SOURCES/0620-logind-turn-of-stdio-locking-when-writing-session-fi.patch
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From 3eab0f1b64477792bd01ca52c3eb26ce64c5c7ba Mon Sep 17 00:00:00 2001
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From: Lennart Poettering <lennart@poettering.net>
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Date: Fri, 3 Aug 2018 20:18:55 +0200
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Subject: [PATCH] logind: turn of stdio locking when writing session files too
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This just copies what we already do for user and seat files to session
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files.
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(cherry picked from commit 44176400138e18d9087e0864ca97041416a90d47)
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Related: #1642460
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---
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src/login/logind-session.c | 6 +++---
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1 file changed, 3 insertions(+), 3 deletions(-)
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diff --git a/src/login/logind-session.c b/src/login/logind-session.c
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index 0afb065b2b..960a24d1a7 100644
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--- a/src/login/logind-session.c
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+++ b/src/login/logind-session.c
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@@ -5,6 +5,7 @@
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#include <linux/kd.h>
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#include <linux/vt.h>
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#include <signal.h>
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+#include <stdio_ext.h>
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#include <string.h>
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#include <sys/ioctl.h>
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#include <unistd.h>
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@@ -175,9 +176,8 @@ int session_save(Session *s) {
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if (r < 0)
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goto fail;
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- assert(s->user);
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-
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- fchmod(fileno(f), 0644);
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+ (void) __fsetlocking(f, FSETLOCKING_BYCALLER);
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+ (void) fchmod(fileno(f), 0644);
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fprintf(f,
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"# This is private data. Do not parse.\n"
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