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(parent: 5e57515) | patch
tools/delaytop: improve error handling for missing PSI support
authorFan Yu <fan.yu9@zte.com.cn>
Sat, 6 Sep 2025 16:14:17 +0000 (00:14 +0800)
committerAndrew Morton <akpm@linux-foundation.org>
Sun, 14 Sep 2025 00:32:56 +0000 (17:32 -0700)
commit0c10f9cd812f6f32dca928010e132a7d89812666
tree257a09aaf943f0152b93d85b59235aaeac02b534tree | snapshot
parent5e57515d81f9003555b7a4d246e02f1ee9c74ffacommit | diff
tools/delaytop: improve error handling for missing PSI support

Enhanced display logic to conditionally show PSI information only when
successfully read, with helpful guidance for users to enable PSI support
(psi=1 cmdline parameter).

Link: https://lkml.kernel.org/r/20250907001417537vSx6nUsb3ILqI0iQ-WnGp@zte.com.cn
Signed-off-by: Fan Yu <fan.yu9@zte.com.cn>
Reviewed-by: xu xin <xu.xin16@zte.com.cn>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
tools/accounting/delaytop.c diff | blob | blame | history
Mirror https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git