From: Peter Oberparleiter Date: Fri, 14 Nov 2025 14:04:20 +0000 (+0100) Subject: s390/debug: Update description of resize operation X-Git-Tag: v6.19-rc1~206^2~11 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2a2153a2bac7d9388b661a18d49707a8d885b231;p=thirdparty%2Fkernel%2Flinux.git s390/debug: Update description of resize operation With commit 1204777867e8 ("s390/debug: keep debug data on resize") the behavior of a debug area resize operation was changed. Update the associated documentation to reflect this change. Fixes: 1204777867e8 ("s390/debug: keep debug data on resize") Reported-by: Heiko Carstens Signed-off-by: Peter Oberparleiter Signed-off-by: Heiko Carstens --- diff --git a/Documentation/arch/s390/s390dbf.rst b/Documentation/arch/s390/s390dbf.rst index af8bdc3629e72..aad6d88974fe5 100644 --- a/Documentation/arch/s390/s390dbf.rst +++ b/Documentation/arch/s390/s390dbf.rst @@ -243,9 +243,8 @@ Examples: Changing the size of debug areas ------------------------------------ -It is possible the change the size of debug areas through piping -the number of pages to the debugfs file "pages". The resize request will -also flush the debug areas. +To resize a debug area, write the desired page count to the "pages" file. +Existing data is preserved if it fits; otherwise, oldest entries are dropped. Example: