On Sun, 18 Nov 2012, Josh Triplett wrote: > Nothing outside of mm/memory.c references copy_pte_range. > linux/huge_mm.h prototypes it, but nothing uses that prototype. Commit > 71e3aac0724ffe8918992d76acfe3aad7d8724a5 in January 2011 explicitly made > copy_pte_range non-static, but no commit ever introduced a caller for > copy_pte_range outside of mm/memory.c. Make the function static. > > This eliminates a warning from gcc (-Wmissing-prototypes) and from > Sparse (-Wdecl). > > mm/memory.c:917:5: warning: no previous prototype for ‘copy_pte_range’ [-Wmissing-prototypes] > > Signed-off-by: Josh Triplett <josh@xxxxxxxxxxxxxxxx> Acked-by: David Rientjes <rientjes@xxxxxxxxxx>