kheaders: Move from proc to sysfs

The kheaders archive consisting of the kernel headers used for compiling
bpf programs is in /proc. However there is concern that moving it here
will make it permanent. Let us move it to /sys/kernel as discussed [1].

[1] https://lore.kernel.org/patchwork/patch/1067310/#1265969

Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Joel Fernandes (Google) <joel@joelfernandes.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 8 insertions, 9 deletions

diff --git a/init/Kconfig b/init/Kconfig
index 8b9ffe236e4f..16a7540d60c8 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -579,15 +579,14 @@ config IKCONFIG_PROC
           This option enables access to the kernel configuration file
           through /proc/config.gz.
 
-config IKHEADERS_PROC
-        tristate "Enable kernel header artifacts through /proc/kheaders.tar.xz"
-        depends on PROC_FS
-        help
-          This option enables access to the kernel header and other artifacts that
-          are generated during the build process. These can be used to build eBPF
-          tracing programs, or similar programs.  If you build the headers as a
-          module, a module called kheaders.ko is built which can be loaded on-demand
-          to get access to the headers.
+config IKHEADERS
+        tristate "Enable kernel headers through /sys/kernel/kheaders.tar.xz"
+        depends on SYSFS
+        help
+          This option enables access to the in-kernel headers that are generated during
+          the build process. These can be used to build eBPF tracing programs,
+          or similar programs.  If you build the headers as a module, a module called
+          kheaders.ko is built which can be loaded on-demand to get access to headers.
 
 config LOG_BUF_SHIFT
         int "Kernel log buffer size (16 => 64KB, 17 => 128KB)"