File _service:tar_scm:backport-sleep-don-t-skip-resu... of Package systemd

File _service:tar_scm:backport-sleep-don-t-skip-resume-device-with-low-priority-ava.patch of Package systemd (Revision bb3d53d7e3de4813306f9368e0fa896e)

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From 20c776c5e92201e01d4bfbea4ecbc4df758bcf09 Mon Sep 17 00:00:00 2001
From: Egor <egor@opensrc.club>
Date: Sun, 3 Oct 2021 03:42:50 +0300
Subject: [PATCH] sleep: don't skip resume device with low priority/available
 space

this fixes hibernation when there's a higher priority swap preceding
the resume swap in /proc/swaps.

fixes #19486

(cherry picked from commit 936a7cb66a0b423e75ceef87f02537067ad17002)

Conflict:NA
Reference:https://github.com/systemd/systemd/commit/20c776c5e92201e01d4bfbea4ecbc4df758bcf09
---
 src/shared/sleep-config.c | 20 +++++++++++---------
 1 file changed, 11 insertions(+), 9 deletions(-)

diff --git a/src/shared/sleep-config.c b/src/shared/sleep-config.c
index dbaecb3a0f..8ec3d09a58 100644
--- a/src/shared/sleep-config.c
+++ b/src/shared/sleep-config.c
@@ -392,15 +392,17 @@ int find_hibernate_location(HibernateLocation **ret_hibernate_location) {
                 }
 
                 /* prefer resume device or highest priority swap with most remaining space */
-                if (hibernate_location && swap->priority < hibernate_location->swap->priority) {
-                        log_debug("%s: ignoring device with lower priority", swap->device);
-                        continue;
-                }
-                if (hibernate_location &&
-                    (swap->priority == hibernate_location->swap->priority
-                     && swap->size - swap->used < hibernate_location->swap->size - hibernate_location->swap->used)) {
-                        log_debug("%s: ignoring device with lower usable space", swap->device);
-                        continue;
+                if (sys_resume == 0) {
+                        if (hibernate_location && swap->priority < hibernate_location->swap->priority) {
+                                log_debug("%s: ignoring device with lower priority", swap->device);
+                                continue;
+                        }
+                        if (hibernate_location &&
+                            (swap->priority == hibernate_location->swap->priority
+                             && swap->size - swap->used < hibernate_location->swap->size - hibernate_location->swap->used)) {
+                                log_debug("%s: ignoring device with lower usable space", swap->device);
+                                continue;
+                        }
                 }
 
                 dev_t swap_device;
-- 
2.33.0