The patch titled Subject: lib/memregion.c: include memregion.h has been added to the -mm tree. Its filename is lib-include-memregionh-in-memregionc.patch This patch should soon appear at https://ozlabs.org/~akpm/mmots/broken-out/lib-include-memregionh-in-memregionc.patch and later at https://ozlabs.org/~akpm/mmotm/broken-out/lib-include-memregionh-in-memregionc.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: Jason Yan <yanaijie@xxxxxxxxxx> Subject: lib/memregion.c: include memregion.h This addresses the following sparse warning: lib/memregion.c:8:5: warning: symbol 'memregion_alloc' was not declared. Should it be static? lib/memregion.c:14:6: warning: symbol 'memregion_free' was not declared. Should it be static? Link: https://lkml.kernel.org/r/20200921142852.875312-1-yanaijie@xxxxxxxxxx Signed-off-by: Jason Yan <yanaijie@xxxxxxxxxx> Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- lib/memregion.c | 1 + 1 file changed, 1 insertion(+) --- a/lib/memregion.c~lib-include-memregionh-in-memregionc +++ a/lib/memregion.c @@ -2,6 +2,7 @@ /* identifiers for device / performance-differentiated memory regions */ #include <linux/idr.h> #include <linux/types.h> +#include <linux/memregion.h> static DEFINE_IDA(memregion_ids); _ Patches currently in -mm which might be from yanaijie@xxxxxxxxxx are lib-include-memregionh-in-memregionc.patch device-dax-make-dev_dax_kmem_probe-static.patch