diff options
Diffstat (limited to 'yocto-poky/meta/recipes-kernel/latencytop/latencytop-0.5/latencytop-fsync.patch')
-rw-r--r-- | yocto-poky/meta/recipes-kernel/latencytop/latencytop-0.5/latencytop-fsync.patch | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/yocto-poky/meta/recipes-kernel/latencytop/latencytop-0.5/latencytop-fsync.patch b/yocto-poky/meta/recipes-kernel/latencytop/latencytop-0.5/latencytop-fsync.patch new file mode 100644 index 000000000..7848ccf2a --- /dev/null +++ b/yocto-poky/meta/recipes-kernel/latencytop/latencytop-0.5/latencytop-fsync.patch @@ -0,0 +1,49 @@ +linux: sysfs: use tracing_on as tracing_enabled is deprecated + +tracing_enabled use in the kernel is being deprecated as per commit +6752ab4a9c30 [tracing: Deprecate tracing_enabled for tracing_on] in +the linux mainline kernel. tracing_enabled use will generate a warning +and may no longer function as expected, therefore move to use tracing_on. + +Upstream-Status: Pending + +Signed-off-by: Dennis Hall <dennis.hall@windriver.com> + +Index: latencytop-0.5/fsync.c +=================================================================== +--- latencytop-0.5.orig/fsync.c 2012-08-03 10:45:49.000000000 -0400 ++++ latencytop-0.5/fsync.c 2012-08-03 10:48:39.000000000 -0400 +@@ -149,19 +149,19 @@ + * cd /sys/kernel/debug/tracing + * echo fsync > current_tracer + * echo ftrace_printk > iter_ctrl +- * echo 1 > tracing_enabled ++ * echo 1 > tracing_on + */ + ret = system("/bin/mount -t debugfs none /sys/kernel/debug/"); + if (!ret) + return -1; + write_to_file("/sys/kernel/debug/tracing/current_tracer", "fsync"); + write_to_file("/sys/kernel/debug/tracing/iter_ctrl", "ftrace_printk"); +- write_to_file("/sys/kernel/debug/tracing/tracing_enabled", "1"); ++ write_to_file("/sys/kernel/debug/tracing/tracing_on", "1"); + } + + int disable_fsync_tracer(void) + { +- write_to_file("/sys/kernel/debug/tracing/tracing_enabled", "0"); ++ write_to_file("/sys/kernel/debug/tracing/tracing_on", "0"); + } + + +@@ -339,8 +339,8 @@ + if (curduration > 5) + curduration = 5; + /* clear the ftrace buffer */ +- write_to_file("/sys/kernel/debug/tracing/tracing_enabled", "0"); +- write_to_file("/sys/kernel/debug/tracing/tracing_enabled", "1"); ++ write_to_file("/sys/kernel/debug/tracing/tracing_on", "0"); ++ write_to_file("/sys/kernel/debug/tracing/tracing_on", "1"); + key = select(1, &rfds, NULL, NULL, &end); + parse_ftrace(); + print_global_list(); |