The patch titled Subject: lib/Kconfig.debug: make CONFIG_TEST_VMALLOC depends on CONFIG_MMU has been added to the -mm tree. Its filename is vmalloc-add-test-driver-to-analyse-vmalloc-allocator-fix-2.patch This patch should soon appear at http://ozlabs.org/~akpm/mmots/broken-out/vmalloc-add-test-driver-to-analyse-vmalloc-allocator-fix-2.patch and later at http://ozlabs.org/~akpm/mmotm/broken-out/vmalloc-add-test-driver-to-analyse-vmalloc-allocator-fix-2.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/process/submit-checklist.rst when testing your code *** The -mm tree is included into linux-next and is updated there every 3-4 working days ------------------------------------------------------ From: "Uladzislau Rezki (Sony)" <urezki@xxxxxxxxx> Subject: lib/Kconfig.debug: make CONFIG_TEST_VMALLOC depends on CONFIG_MMU The vmalloc test driver can not be used on no-MMU systems. Add that dependency to prevent the driver to be compiled on such systems. Link: http://lkml.kernel.org/r/20190219085441.s6bg2gpy4esny5vw@pc636 Signed-off-by: Uladzislau Rezki (Sony) <urezki@xxxxxxxxx> Cc: Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- lib/Kconfig.debug | 1 + 1 file changed, 1 insertion(+) --- a/lib/Kconfig.debug~vmalloc-add-test-driver-to-analyse-vmalloc-allocator-fix-2 +++ a/lib/Kconfig.debug @@ -1878,6 +1878,7 @@ config TEST_LKM config TEST_VMALLOC tristate "Test module for stress/performance analysis of vmalloc allocator" default n + depends on MMU depends on m help This builds the "test_vmalloc" module that should be used for _ Patches currently in -mm which might be from urezki@xxxxxxxxx are vmalloc-export-__vmalloc_node_range-for-config_test_vmalloc_module.patch vmalloc-add-test-driver-to-analyse-vmalloc-allocator.patch vmalloc-add-test-driver-to-analyse-vmalloc-allocator-fix.patch vmalloc-add-test-driver-to-analyse-vmalloc-allocator-fix-2.patch selftests-vm-add-script-helper-for-config_test_vmalloc_module.patch mm-vmalloc-fix-kernel-bug-at-mm-vmallocc-512.patch mm-add-priority-threshold-to-__purge_vmap_area_lazy.patch mm-vmalloc-convert-vmap_lazy_nr-to-atomic_long_t.patch