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Peter Anvin" , Peter Zijlstra Cc: Linux Kernel Mailing List , Linux Next Mailing List References: <20240409124905.6816db37@canb.auug.org.au> Content-Language: en-US From: Adrian Hunter Organization: Intel Finland Oy, Registered Address: PL 281, 00181 Helsinki, Business Identity Code: 0357606 - 4, Domiciled in Helsinki In-Reply-To: <20240409124905.6816db37@canb.auug.org.au> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/04/24 05:49, Stephen Rothwell wrote: > Hi all, > > After merging the tip tree, today's linux-next build (powerpc > ppc64_defconfig) failed like this: > > In file included from : > lib/vdso/gettimeofday.c: In function 'vdso_calc_ns': > lib/vdso/gettimeofday.c:11:33: error: 'U64_MAX' undeclared (first use in this function); did you mean 'U64_C'? > 11 | # define VDSO_DELTA_MASK(vd) U64_MAX > | ^~~~~~~ > lib/vdso/gettimeofday.c:41:49: note: in expansion of macro 'VDSO_DELTA_MASK' > 41 | u64 delta = (cycles - vd->cycle_last) & VDSO_DELTA_MASK(vd); > | ^~~~~~~~~~~~~~~ > lib/vdso/gettimeofday.c:11:33: note: each undeclared identifier is reported only once for each function it appears in > 11 | # define VDSO_DELTA_MASK(vd) U64_MAX > | ^~~~~~~ > lib/vdso/gettimeofday.c:41:49: note: in expansion of macro 'VDSO_DELTA_MASK' > 41 | u64 delta = (cycles - vd->cycle_last) & VDSO_DELTA_MASK(vd); > | ^~~~~~~~~~~~~~~ > > Caused by commit > > c8e3a8b6f2e6 ("vdso: Consolidate vdso_calc_delta()") > > I have used the tip tree from next-20240408 for today. Thanks you! Please consider the fix cc'ed you and linked below: https://lore.kernel.org/all/20240409062639.3393-1-adrian.hunter@intel.com/