lib/alloc_tag: do not register sysctl interface when CONFIG_SYSCTL=n

Memory allocation profiling is trying to register sysctl interface even
when CONFIG_SYSCTL=n, resulting in proc_do_static_key() being undefined. 
Prevent that by skipping sysctl registration for such configurations.

Link: https://lkml.kernel.org/r/[email protected]
Fixes: 22d407b164ff ("lib: add allocation tagging support for memory allocation profiling")
Signed-off-by: Suren Baghdasaryan <[email protected]>
Reported-by: kernel test robot <[email protected]>
Closes: https://lore.kernel.org/oe-kbuild-all/[email protected]/
Acked-by: Vlastimil Babka <[email protected]>
Cc: Kent Overstreet <[email protected]>
Cc: Kees Cook <[email protected]>
Cc: Pasha Tatashin <[email protected]>
Cc: Suren Baghdasaryan <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>

0 files changed, 0 insertions, 0 deletions