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charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-riscv" Errors-To: linux-riscv-bounces+linux-riscv=archiver.kernel.org@lists.infradead.org On 07/08/2022 23:09, Randy Dunlap wrote: > When CONFIG_ADVISE_SYSCALLS is not set/enabled and CONFIG_COMPAT is > set/enabled, the riscv compat_syscall_table references > 'compat_sys_fadvise64_64', which is not defined: > > riscv64-linux-ld: arch/riscv/kernel/compat_syscall_table.o:(.rodata+0x6f8): > undefined reference to `compat_sys_fadvise64_64' > > Add 'fadvise64_64' to kernel/sys_ni.c as a conditional COMPAT function > so that when CONFIG_ADVISE_SYSCALLS is not set, there is a fallback > function available. Is this in a 6.0 destined tree somewhere that I've missed? Bumped into it while looking at an unrelated LKP randconfig error. FWIW: Tested-by: Conor Dooley Thanks, Conor. > > Fixes: d3ac21cacc24 ("mm: Support compiling out madvise and fadvise") > Signed-off-by: Randy Dunlap > Suggested-by: Arnd Bergmann > Cc: Josh Triplett > Cc: Paul Walmsley > Cc: Palmer Dabbelt > Cc: Albert Ou > Cc: linux-riscv@lists.infradead.org > Cc: Arnd Bergmann > Cc: linux-api@vger.kernel.org > Cc: Andrew Morton > Cc: linux-mm@kvack.org > --- > v2: patch kernel/sys_ni.c (for any arch) instead of arch/riscv's > unistd.h (Arnd) > > kernel/sys_ni.c | 1 + > 1 file changed, 1 insertion(+) > > --- a/kernel/sys_ni.c > +++ b/kernel/sys_ni.c > @@ -277,6 +277,7 @@ COND_SYSCALL(landlock_restrict_self); > > /* mm/fadvise.c */ > COND_SYSCALL(fadvise64_64); > +COND_SYSCALL_COMPAT(fadvise64_64); > > /* mm/, CONFIG_MMU only */ > COND_SYSCALL(swapon); > > _______________________________________________ > linux-riscv mailing list > linux-riscv@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-riscv _______________________________________________ linux-riscv mailing list linux-riscv@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-riscv