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Pull request linux-user 20230308-v2

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Fix gdt on i386/x86_64
 Handle traps on sparc
 Add translation for argument of msync
 Emulate CLONE_PIDFD flag in clone
 handle netlink flag NLA_F_NESTED
 fix sockaddr_in6 endianness
 Fix brk() to release pages
 fill out task state in /proc/self/stat
 add support for xtensa FDPIC
 Fix unaligned memory access in prlimit64 syscall
 add target to host netlink conversions
 fix timerfd read endianness conversion
 Fix access to /proc/self/exe
 Add strace for prlimit64() syscall
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Merge tag 'linux-user-for-8.0-pull-request' of https://gitlab.com/laurent_vivier/qemu into staging

Pull request linux-user 20230308-v2

Fix gdt on i386/x86_64
Handle traps on sparc
Add translation for argument of msync
Emulate CLONE_PIDFD flag in clone
handle netlink flag NLA_F_NESTED
fix sockaddr_in6 endianness
Fix brk() to release pages
fill out task state in /proc/self/stat
add support for xtensa FDPIC
Fix unaligned memory access in prlimit64 syscall
add target to host netlink conversions
fix timerfd read endianness conversion
Fix access to /proc/self/exe
Add strace for prlimit64() syscall

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# gpg: Signature made Fri 10 Mar 2023 22:08:35 GMT
# gpg:                using RSA key CD2F75DDC8E3A4DC2E4F5173F30C38BD3F2FBE3C
# gpg:                issuer "laurent@vivier.eu"
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>" [full]
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>" [full]
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>" [full]
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* tag 'linux-user-for-8.0-pull-request' of https://gitlab.com/laurent_vivier/qemu: (28 commits)
  linux-user: fix bug about incorrect base addresss of gdt on i386 and x86_64
  linux-user/sparc: Handle tag overflow traps
  linux-user/sparc: Handle floating-point exceptions
  linux-user/sparc: Handle unimplemented flush trap
  linux-user/sparc: Handle coprocessor disabled trap
  linux-user/sparc: Handle privilidged action trap
  linux-user/sparc: Handle priviledged opcode trap
  linux-user/sparc: Handle getcc, setcc, getpsr traps
  linux-user/sparc: Handle division by zero traps
  linux-user/sparc: Handle software breakpoint trap
  linux-user/sparc: Fix sparc64_{get, set}_context traps
  linux-user/sparc: Tidy window spill/fill traps
  linux-user/sparc: Use TT_TRAP for flush windows
  linux-user/sparc: Tidy syscall error return
  linux-user/sparc: Tidy syscall trap
  linux-user: Emulate CLONE_PIDFD flag in clone()
  linux-user: Add translation for argument of msync()
  linux-user: handle netlink flag NLA_F_NESTED
  linux-user: fix sockaddr_in6 endianness
  linux-user: Add strace for prlimit64() syscall
  ...

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2023-03-12 10:57:00 +00:00
commit 29c8a9e31a
18 changed files with 521 additions and 141 deletions
Download patch file Download diff file Expand all files Collapse all files

14
linux-user/main.c
View file

@ -66,6 +66,7 @@
#endif
char *exec_path;
char real_exec_path[PATH_MAX];
int singlestep;
static const char *argv0;
@ -238,6 +239,14 @@ CPUArchState *cpu_copy(CPUArchState *env)
new_cpu->tcg_cflags = cpu->tcg_cflags;
memcpy(new_env, env, sizeof(CPUArchState));
#if defined(TARGET_I386) || defined(TARGET_X86_64)
new_env->gdt.base = target_mmap(0, sizeof(uint64_t) * TARGET_GDT_ENTRIES,
PROT_READ | PROT_WRITE,
MAP_ANONYMOUS | MAP_PRIVATE, -1, 0);
memcpy(g2h_untagged(new_env->gdt.base), g2h_untagged(env->gdt.base),
sizeof(uint64_t) * TARGET_GDT_ENTRIES);
OBJECT(new_cpu)->free = OBJECT(cpu)->free;
#endif
/* Clone all break/watchpoints.
Note: Once we support ptrace with hw-debug register access, make sure
@ -740,6 +749,11 @@ int main(int argc, char **argv, char **envp)
}
}
/* Resolve executable file name to full path name */
if (realpath(exec_path, real_exec_path)) {
exec_path = real_exec_path;
}
/*
* get binfmt_misc flags
*/