diff options
Diffstat (limited to 'meta/recipes-devtools/strace/strace/0001-mips-o32-fix-build.patch')
| -rw-r--r-- | meta/recipes-devtools/strace/strace/0001-mips-o32-fix-build.patch | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/meta/recipes-devtools/strace/strace/0001-mips-o32-fix-build.patch b/meta/recipes-devtools/strace/strace/0001-mips-o32-fix-build.patch new file mode 100644 index 0000000000..a5dccfb08c --- /dev/null +++ b/meta/recipes-devtools/strace/strace/0001-mips-o32-fix-build.patch @@ -0,0 +1,98 @@ +From 2c8b6de913973274e877639658e9e7273a012adb Mon Sep 17 00:00:00 2001 +From: "Dmitry V. Levin" <ldv@altlinux.org> +Date: Tue, 8 Jan 2019 19:23:44 +0000 +Subject: [PATCH] mips o32: fix build + +Upstream-Status: Backport + +Commit 917c2ccf3a67 "Refactor stack pointers" moved mips_REG_* macros +from linux/mips/arch_regs.h to linux/mips/arch_regs.c because these +macros are no longer used outside syscall.c or files included by +syscall.c, but this caused a build regression on mips o32 because +decode_syscall_subcall() uses mips_REG_SP prior to its definition. + +* syscall.c (decode_syscall_subcall): Move ... +* linux/mips/get_syscall_args.c: ... here. + +Reported-by: Baruch Siach <baruch@tkos.co.il> +Fixes: v4.26~61 "Refactor stack pointers" +--- + linux/mips/get_syscall_args.c | 26 ++++++++++++++++++++++++++ + syscall.c | 27 ++------------------------- + 2 files changed, 29 insertions(+), 25 deletions(-) + +diff --git a/linux/mips/get_syscall_args.c b/linux/mips/get_syscall_args.c +index 387aa852..e2889f98 100644 +--- a/linux/mips/get_syscall_args.c ++++ b/linux/mips/get_syscall_args.c +@@ -37,3 +37,29 @@ arch_get_syscall_args(struct tcb *tcp) + #endif + return 1; + } ++ ++#ifdef SYS_syscall_subcall ++static void ++decode_syscall_subcall(struct tcb *tcp) ++{ ++ if (!scno_is_valid(tcp->u_arg[0])) ++ return; ++ tcp->scno = tcp->u_arg[0]; ++ tcp->qual_flg = qual_flags(tcp->scno); ++ tcp->s_ent = &sysent[tcp->scno]; ++ memmove(&tcp->u_arg[0], &tcp->u_arg[1], ++ sizeof(tcp->u_arg) - sizeof(tcp->u_arg[0])); ++ /* ++ * Fetching the last arg of 7-arg syscalls (fadvise64_64 ++ * and sync_file_range) requires additional code, ++ * see linux/mips/get_syscall_args.c ++ */ ++ if (tcp->s_ent->nargs == MAX_ARGS) { ++ if (umoven(tcp, ++ mips_REG_SP + MAX_ARGS * sizeof(tcp->u_arg[0]), ++ sizeof(tcp->u_arg[0]), ++ &tcp->u_arg[MAX_ARGS - 1]) < 0) ++ tcp->u_arg[MAX_ARGS - 1] = 0; ++ } ++} ++#endif /* SYS_syscall_subcall */ +diff --git a/syscall.c b/syscall.c +index d78f51dd..51fcc721 100644 +--- a/syscall.c ++++ b/syscall.c +@@ -349,31 +349,8 @@ decode_ipc_subcall(struct tcb *tcp) + #endif /* SYS_ipc_subcall */ + + #ifdef SYS_syscall_subcall +-static void +-decode_syscall_subcall(struct tcb *tcp) +-{ +- if (!scno_is_valid(tcp->u_arg[0])) +- return; +- tcp->scno = tcp->u_arg[0]; +- tcp->qual_flg = qual_flags(tcp->scno); +- tcp->s_ent = &sysent[tcp->scno]; +- memmove(&tcp->u_arg[0], &tcp->u_arg[1], +- sizeof(tcp->u_arg) - sizeof(tcp->u_arg[0])); +-# ifdef LINUX_MIPSO32 +- /* +- * Fetching the last arg of 7-arg syscalls (fadvise64_64 +- * and sync_file_range) requires additional code, +- * see linux/mips/get_syscall_args.c +- */ +- if (tcp->s_ent->nargs == MAX_ARGS) { +- if (umoven(tcp, +- mips_REG_SP + MAX_ARGS * sizeof(tcp->u_arg[0]), +- sizeof(tcp->u_arg[0]), +- &tcp->u_arg[MAX_ARGS - 1]) < 0) +- tcp->u_arg[MAX_ARGS - 1] = 0; +- } +-# endif /* LINUX_MIPSO32 */ +-} ++/* The implementation is architecture specific. */ ++static void decode_syscall_subcall(struct tcb *); + #endif /* SYS_syscall_subcall */ + + static void +-- +2.17.0 + |