From 4c6c7127a96f086b919b4c082b9da6b29f791bb8 Mon Sep 17 00:00:00 2001 From: Frantisek Sumsal Date: Fri, 28 Apr 2023 11:50:33 +0200 Subject: [PATCH] pstore: avoid opening the dmesg.txt file if not requested Even with Storage=journal we would still attempt to open the final dmesg.txt file which causes a lot of noise in the journal: ``` [ 5.764111] H testsuite-82.sh[658]: + systemctl start systemd-pstore [ 5.806385] H systemd[1]: Starting modprobe@efi_pstore.service... [ 5.808656] H systemd[1]: modprobe@efi_pstore.service: Deactivated successfully. [ 5.808971] H systemd[1]: Finished modprobe@efi_pstore.service. [ 5.818845] H kernel: audit: type=1130 audit(1682630623.637:114): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=modprobe@efi_pstore comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? termin> [ 5.818865] H kernel: audit: type=1131 audit(1682630623.637:115): pid=1 uid=0 auid=4294967295 ses=4294967295 subj=kernel msg='unit=modprobe@efi_pstore comm="systemd" exe="/usr/lib/systemd/systemd" hostname=? addr=? termin> [ 5.816052] H systemd[1]: Starting systemd-pstore.service... [ 5.840703] H systemd-pstore[806]: PStore dmesg-efi-168263062313014. [ 5.841239] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.841428] H systemd-pstore[806]: PStore dmesg-efi-168263062312014. [ 5.841575] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.841712] H systemd-pstore[806]: PStore dmesg-efi-168263062311014. [ 5.841839] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.841989] H systemd-pstore[806]: PStore dmesg-efi-168263062310014. [ 5.842141] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.842274] H systemd-pstore[806]: PStore dmesg-efi-168263062309014. [ 5.842423] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.842589] H systemd-pstore[806]: PStore dmesg-efi-168263062308014. [ 5.842722] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.842865] H systemd-pstore[806]: PStore dmesg-efi-168263062307014. [ 5.843003] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.843153] H systemd-pstore[806]: PStore dmesg-efi-168263062306014. [ 5.843280] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.843434] H systemd-pstore[806]: PStore dmesg-efi-168263062305014. [ 5.843570] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.843702] H systemd-pstore[806]: PStore dmesg-efi-168263062304014. [ 5.843831] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.843958] H systemd-pstore[806]: PStore dmesg-efi-168263062303014. [ 5.844093] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.844250] H systemd-pstore[806]: PStore dmesg-efi-168263062302014. [ 5.844412] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.844619] H systemd-pstore[806]: PStore dmesg-efi-168263062301014. [ 5.844781] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.844956] H systemd-pstore[806]: PStore dmesg-efi-168263062300014. [ 5.845168] H systemd-pstore[806]: Failed to open file /var/lib/systemd/pstore/1682630623/014/dmesg.txt: Operation not permitted [ 5.851101] H systemd[1]: Finished systemd-pstore.service. ``` (cherry picked from commit ad5980803adac8dc1cf980447a07cb18962c238b) Related: #2170883 --- src/pstore/pstore.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/pstore/pstore.c b/src/pstore/pstore.c index 066d8ebb81..7fff6cee62 100644 --- a/src/pstore/pstore.c +++ b/src/pstore/pstore.c @@ -180,6 +180,9 @@ static int append_dmesg(PStoreEntry *pe, const char *subdir1, const char *subdir assert(pe); + if (arg_storage != PSTORE_STORAGE_EXTERNAL) + return 0; + if (pe->content_size == 0) return 0;