diff options
Diffstat (limited to 'contrib/guix/patches/glibc-2.27-riscv64-Use-__has_include-to-include-asm-syscalls.h.patch')
-rw-r--r-- | contrib/guix/patches/glibc-2.27-riscv64-Use-__has_include-to-include-asm-syscalls.h.patch | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/contrib/guix/patches/glibc-2.27-riscv64-Use-__has_include-to-include-asm-syscalls.h.patch b/contrib/guix/patches/glibc-2.27-riscv64-Use-__has_include-to-include-asm-syscalls.h.patch new file mode 100644 index 0000000000..c0f8495c41 --- /dev/null +++ b/contrib/guix/patches/glibc-2.27-riscv64-Use-__has_include-to-include-asm-syscalls.h.patch @@ -0,0 +1,76 @@ +Note that this has been modified from the original commit, to use __has_include +instead of __has_include__, as the later was causing build failures with GCC 10. +See also: http://lists.busybox.net/pipermail/buildroot/2020-July/590376.html. + +https://sourceware.org/git/?p=glibc.git;a=commit;h=0b9c84906f653978fb8768c7ebd0ee14a47e662e + +From 562c52cc81a4e456a62e6455feb32732049e9070 Mon Sep 17 00:00:00 2001 +From: "H.J. Lu" <hjl.tools@gmail.com> +Date: Mon, 31 Dec 2018 09:26:42 -0800 +Subject: [PATCH] riscv: Use __has_include__ to include <asm/syscalls.h> [BZ + #24022] + +<asm/syscalls.h> has been removed by + +commit 27f8899d6002e11a6e2d995e29b8deab5aa9cc25 +Author: David Abdurachmanov <david.abdurachmanov@gmail.com> +Date: Thu Nov 8 20:02:39 2018 +0100 + + riscv: add asm/unistd.h UAPI header + + Marcin Juszkiewicz reported issues while generating syscall table for riscv + using 4.20-rc1. The patch refactors our unistd.h files to match some other + architectures. + + - Add asm/unistd.h UAPI header, which has __ARCH_WANT_NEW_STAT only for 64-bit + - Remove asm/syscalls.h UAPI header and merge to asm/unistd.h + - Adjust kernel asm/unistd.h + + So now asm/unistd.h UAPI header should show all syscalls for riscv. + +<asm/syscalls.h> may be restored by + +Subject: [PATCH] riscv: restore asm/syscalls.h UAPI header +Date: Tue, 11 Dec 2018 09:09:35 +0100 + +UAPI header asm/syscalls.h was merged into UAPI asm/unistd.h header, +which did resolve issue with missing syscalls macros resulting in +glibc (2.28) build failure. It also broke glibc in a different way: +asm/syscalls.h is being used by glibc. I noticed this while doing +Fedora 30/Rawhide mass rebuild. + +The patch returns asm/syscalls.h header and incl. it into asm/unistd.h. +I plan to send a patch to glibc to use asm/unistd.h instead of +asm/syscalls.h + +In the meantime, we use __has_include__, which was added to GCC 5, to +check if <asm/syscalls.h> exists before including it. Tested with +build-many-glibcs.py for riscv against kernel 4.19.12 and 4.20-rc7. + + [BZ #24022] + * sysdeps/unix/sysv/linux/riscv/flush-icache.c: Check if + <asm/syscalls.h> exists with __has_include__ before including it. +--- + sysdeps/unix/sysv/linux/riscv/flush-icache.c | 6 +++++- + 1 file changed, 5 insertions(+), 1 deletion(-) + +diff --git a/sysdeps/unix/sysv/linux/riscv/flush-icache.c b/sysdeps/unix/sysv/linux/riscv/flush-icache.c +index d612ef4c6c..0b2042620b 100644 +--- a/sysdeps/unix/sysv/linux/riscv/flush-icache.c ++++ b/sysdeps/unix/sysv/linux/riscv/flush-icache.c +@@ -21,7 +21,11 @@ + #include <stdlib.h> + #include <atomic.h> + #include <sys/cachectl.h> +-#include <asm/syscalls.h> ++#if __has_include (<asm/syscalls.h>) ++# include <asm/syscalls.h> ++#else ++# include <asm/unistd.h> ++#endif + + typedef int (*func_type) (void *, void *, unsigned long int); + +-- +2.31.1 + |