From: Khem Raj Date: Fri, 7 Feb 2025 16:09:20 +0000 (+0000) Subject: linux-user: Do not define struct sched_attr if libc headers do X-Git-Tag: v7.2.17~34 X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=0f6b895992d00ec9794e72f9106d963033edc8f6;p=thirdparty%2Fqemu.git linux-user: Do not define struct sched_attr if libc headers do glibc 2.41+ has added [1] definitions for sched_setattr and sched_getattr functions and struct sched_attr. Therefore, it needs to be checked for here as well before defining sched_attr, to avoid a compilation failure. Define sched_attr conditionally only when SCHED_ATTR_SIZE_VER0 is not defined. [1] https://sourceware.org/git/?p=glibc.git;a=commitdiff;h=21571ca0d70302909cf72707b2a7736cf12190a0;hp=298bc488fdc047da37482f4003023cb9adef78f8 Signed-off-by: Khem Raj Resolves: https://gitlab.com/qemu-project/qemu/-/issues/2799 Cc: qemu-stable@nongnu.org Reviewed-by: Peter Maydell Signed-off-by: Peter Maydell (cherry picked from commit 27a8d899c7a100fd5aa040a8b993bb257687c393) Signed-off-by: Michael Tokarev --- diff --git a/linux-user/syscall.c b/linux-user/syscall.c index 236076e647..737065c28c 100644 --- a/linux-user/syscall.c +++ b/linux-user/syscall.c @@ -352,7 +352,8 @@ _syscall3(int, sys_sched_getaffinity, pid_t, pid, unsigned int, len, #define __NR_sys_sched_setaffinity __NR_sched_setaffinity _syscall3(int, sys_sched_setaffinity, pid_t, pid, unsigned int, len, unsigned long *, user_mask_ptr); -/* sched_attr is not defined in glibc */ +/* sched_attr is not defined in glibc < 2.41 */ +#ifndef SCHED_ATTR_SIZE_VER0 struct sched_attr { uint32_t size; uint32_t sched_policy; @@ -365,6 +366,7 @@ struct sched_attr { uint32_t sched_util_min; uint32_t sched_util_max; }; +#endif #define __NR_sys_sched_getattr __NR_sched_getattr _syscall4(int, sys_sched_getattr, pid_t, pid, struct sched_attr *, attr, unsigned int, size, unsigned int, flags);