diff options
Diffstat (limited to 'samples/Kconfig')
| -rw-r--r-- | samples/Kconfig | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/samples/Kconfig b/samples/Kconfig index ffef99950206..a8880c62d4c8 100644 --- a/samples/Kconfig +++ b/samples/Kconfig @@ -316,10 +316,9 @@ config SAMPLE_HUNG_TASK depends on DETECT_HUNG_TASK && DEBUG_FS help Build a module that provides debugfs files (e.g., mutex, semaphore, - etc.) under <debugfs>/hung_task. If user reads one of these files, - it will sleep long time (256 seconds) with holding a lock. Thus, - if 2 or more processes read the same file concurrently, it will - be detected by the hung_task watchdog. + rw_semaphore_read, rw_semaphore_write) under <debugfs>/hung_task. + Reading these files with multiple processes triggers hung task + detection by holding locks for a long time (256 seconds). source "samples/rust/Kconfig" |