From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnout Vandecappelle Date: Tue, 1 Jun 2021 22:36:42 +0200 Subject: [Buildroot] [PATCH 1/1] package/libkcapi: fix build on riscv32 In-Reply-To: <20210527204904.480560-1-fontaine.fabrice@gmail.com> References: <20210527204904.480560-1-fontaine.fabrice@gmail.com> Message-ID: <3ff67454-de48-2029-c05f-73d02ce28d55@mind.be> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: buildroot@busybox.net On 27/05/2021 22:49, Fabrice Fontaine wrote: > Fix the following build failure on riscv32: > > lib/internal.h:331:20: error: '__NR_io_getevents' undeclared (first use in this function); did you mean 'io_getevents'? > 331 | return syscall(__NR_io_getevents, ctx, min, max, events, timeout); > | ^~~~~~~~~~~~~~ > > Fixes: > - http://autobuild.buildroot.org/results/c828d4330a8888fe8db4299dc2f20759947f329f > > Signed-off-by: Fabrice Fontaine > --- > ...f-__NR_io_getevents-when-not-defined.patch | 42 +++++++++++++++++++ > 1 file changed, 42 insertions(+) > create mode 100644 package/libkcapi/0001-Disable-use-of-__NR_io_getevents-when-not-defined.patch > > diff --git a/package/libkcapi/0001-Disable-use-of-__NR_io_getevents-when-not-defined.patch b/package/libkcapi/0001-Disable-use-of-__NR_io_getevents-when-not-defined.patch > new file mode 100644 > index 0000000000..20aa75b741 > --- /dev/null > +++ b/package/libkcapi/0001-Disable-use-of-__NR_io_getevents-when-not-defined.patch > @@ -0,0 +1,42 @@ > +From 455c4938f5822c017c7ff79dd2dca638b6410923 Mon Sep 17 00:00:00 2001 > +From: Khem Raj > +Date: Sun, 15 Nov 2020 18:05:48 -0800 > +Subject: [PATCH] Disable use of __NR_io_getevents when not defined > + > +Architectures like riscv32 do not define this syscall, therefore return > +ENOSYS on such architectures > + > +Upstream-Status: Pending I don't really like those vague OpenEmbedded patches :-) Applied to master, thanks. Regards, Arnout > +Signed-off-by: Khem Raj > +Signed-off-by: Stephan Mueller > +[Retrieved from: > +https://github.com/smuellerDD/libkcapi/commit/455c4938f5822c017c7ff79dd2dca638b6410923] > +Signed-off-by: Fabrice Fontaine > +--- > + lib/internal.h | 11 +++++++++-- > + 1 file changed, 9 insertions(+), 2 deletions(-) > + > +diff --git a/lib/internal.h b/lib/internal.h > +index 1237827..f765461 100644 > +--- a/lib/internal.h > ++++ b/lib/internal.h > +@@ -325,10 +325,17 @@ static inline int io_submit(aio_context_t ctx, long n, struct iocb **iocb) > + return syscall(__NR_io_submit, ctx, n, iocb); > + } > + > +-static inline int io_getevents(aio_context_t ctx, long min, long max, > +- struct io_event *events, struct timespec *timeout) > ++static inline int io_getevents(__attribute__((unused)) aio_context_t ctx, > ++ __attribute__((unused)) long min, > ++ __attribute__((unused)) long max, > ++ __attribute__((unused)) struct io_event *events, > ++ __attribute__((unused)) struct timespec *timeout) > + { > ++#ifdef __NR_io_getevents > + return syscall(__NR_io_getevents, ctx, min, max, events, timeout); > ++#else > ++ return -ENOSYS; > ++#endif > + } > + > + /************************************************************ >