Messages in this thread | | | Subject | Re: [PATCH v3 22/23] powerpc/vdso: Migrate native signals to generic vdso_base | From | Christophe Leroy <> | Date | Thu, 17 Jun 2021 08:36:49 +0200 |
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Le 11/06/2021 à 20:02, Dmitry Safonov a écrit : > Generic way to track the land vma area. > Stat speaks for itself. > > Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org> > Cc: Michael Ellerman <mpe@ellerman.id.au> > Cc: Paul Mackerras <paulus@samba.org> > Signed-off-by: Dmitry Safonov <dima@arista.com>
Build failure:
CC arch/powerpc/kernel/asm-offsets.s In file included from ./include/linux/mmzone.h:21, from ./include/linux/gfp.h:6, from ./include/linux/xarray.h:14, from ./include/linux/radix-tree.h:19, from ./include/linux/fs.h:15, from ./include/linux/compat.h:17, from arch/powerpc/kernel/asm-offsets.c:14: ./include/linux/mm_types.h: In function 'init_vdso_base': ./include/linux/mm_types.h:522:28: error: 'TASK_SIZE_MAX' undeclared (first use in this function); did you mean 'XATTR_SIZE_MAX'? 522 | #define UNMAPPED_VDSO_BASE TASK_SIZE_MAX | ^~~~~~~~~~~~~ ./include/linux/mm_types.h:627:40: note: in expansion of macro 'UNMAPPED_VDSO_BASE' 627 | mm->vdso_base = (void __user *)UNMAPPED_VDSO_BASE; | ^~~~~~~~~~~~~~~~~~ ./include/linux/mm_types.h:522:28: note: each undeclared identifier is reported only once for each function it appears in 522 | #define UNMAPPED_VDSO_BASE TASK_SIZE_MAX | ^~~~~~~~~~~~~ ./include/linux/mm_types.h:627:40: note: in expansion of macro 'UNMAPPED_VDSO_BASE' 627 | mm->vdso_base = (void __user *)UNMAPPED_VDSO_BASE; | ^~~~~~~~~~~~~~~~~~ make[2]: *** [arch/powerpc/kernel/asm-offsets.s] Error 1 make[1]: *** [prepare0] Error 2 make: *** [__sub-make] Error 2
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