motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-02 07:13:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

-----BEGIN PGP SIGNATURE-----

Browse source 
iQIcBAABAgAGBQJaqAtPAAoJEPMMOL0/L748IaoP+QGkpzztPy+2O1kwPswYKqeQ
 0Lo5Z4q/1MnoMmRPoJ15oqJNpdZud5giz3ZKCkNbxwu79dPCifAz5lbRb5J4FADP
 XMZwotxKSooTHCAg9BI2FGglTgczYcimRqeojSzV4cCxEysbCp9VpKsBAoI4b4VS
 eyDSHJ6m+Wl633fTqWJtbBzBfVf8i5x34rQcasTSgXchAOZ1e+ZhKQrkzIAmNYLJ
 a+3Mdck9iK6xw3j1wnMAT4WYzs69GYPeuVYXbbSlwUbIkpxaC67ekpgVbPoQSbvk
 YKDEgHWg5FwZGW5/RWHDDEbTMYv/C8OCsTzTg4krBHHYDOQks16Gi/jmyagFfh6k
 FMTDu7EJXvugNOEkWIUeBaeb2LC2XTk8m0SkxtwECmI9tLvXYNphxrKsDENezIZ2
 fuPSPJM7SX+6XqxazM51oLGtD2VcbhNQw3bni4s1LvgAXvcZHTqha6TdJMV1iKC2
 iVP+pWOLrSAq1aeTIdB0TJA5qs7tbm4+2TH+AcGgOzmQf71Xb2e0wIL2VckauYsC
 6C6AuP9R1+EWpe7/6JhEAsbzmIris/N8mWMyQ0i1Pzoub8xxsY/PihKrbM/PHjr6
 SSk69TPnvuQwoWJXSz+KEyqPlvNmJFMxlEOygUw2LFdsfmjt6qgMYX/9aFG3pqBh
 75Jwcvg758eUeBL3JVPu
 =9TjW
 -----END PGP SIGNATURE-----

Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-2.12-pull-request' into staging

# gpg: Signature made Tue 13 Mar 2018 17:33:03 GMT
# gpg:                using RSA key F30C38BD3F2FBE3C
# gpg: Good signature from "Laurent Vivier <lvivier@redhat.com>"
# gpg:                 aka "Laurent Vivier <laurent@vivier.eu>"
# gpg:                 aka "Laurent Vivier (Red Hat) <lvivier@redhat.com>"
# Primary key fingerprint: CD2F 75DD C8E3 A4DC 2E4F  5173 F30C 38BD 3F2F BE3C

* remotes/vivier2/tags/linux-user-for-2.12-pull-request:
  linux-user: init_guest_space: Add a comment about search strategy
  linux-user: init_guest_space: Don't try to align if we'll reject it
  linux-user: init_guest_space: Clean up control flow a bit
  linux-user: init_guest_commpage: Add a comment about size check
  linux-user: init_guest_space: Clarify page alignment logic
  linux-user: init_guest_space: Correctly handle guest_start in commpage initialization
  linux-user: init_guest_space: Clean up if we can't initialize the commpage
  linux-user: Rename validate_guest_space => init_guest_commpage
  linux-user: Use #if to only call validate_guest_space for 32-bit ARM target
  qemu-binfmt-conf.sh: add qemu-xtensa
  linux-user: drop unused target_msync function
  linux-user: fix target_mprotect/target_munmap error return values
  linux-user: fix assertion in shmdt
  linux-user: fix mmap/munmap/mprotect/mremap/shmat
  linux-user: Support f_flags in statfs when available.
  linux-user: allows to use "--systemd ALL" with qemu-binfmt-conf.sh
  linux-user: Remove the unused "not implemented" signal handling stubs
  linux-user: Drop unicore32 code

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2018-03-15 17:58:28 +00:00
commit 55901900ec
17 changed files with 162 additions and 876 deletions
Download patch file Download diff file Expand all files Collapse all files

18
linux-user/syscall.c
View file

@ -4900,6 +4900,9 @@ static inline abi_ulong do_shmat(CPUArchState *cpu_env,
return -TARGET_EINVAL;
}
}
if (!guest_range_valid(shmaddr, shm_info.shm_segsz)) {
return -TARGET_EINVAL;
}
mmap_lock();
@ -4944,6 +4947,9 @@ static inline abi_ulong do_shmat(CPUArchState *cpu_env,
static inline abi_long do_shmdt(abi_ulong shmaddr)
{
int i;
abi_long rv;
mmap_lock();
for (i = 0; i < N_SHM_REGIONS; ++i) {
if (shm_regions[i].in_use && shm_regions[i].start == shmaddr) {
@ -4952,8 +4958,11 @@ static inline abi_long do_shmdt(abi_ulong shmaddr)
break;
}
}
rv = get_errno(shmdt(g2h(shmaddr)));
return get_errno(shmdt(g2h(shmaddr)));
mmap_unlock();
return rv;
}
#ifdef TARGET_NR_ipc
@ -7468,7 +7477,7 @@ static int open_self_maps(void *cpu_env, int fd)
}
if (h2g_valid(min)) {
int flags = page_get_flags(h2g(min));
max = h2g_valid(max - 1) ? max : (uintptr_t)g2h(GUEST_ADDR_MAX);
max = h2g_valid(max - 1) ? max : (uintptr_t)g2h(GUEST_ADDR_MAX) + 1;
if (page_check_range(h2g(min), max - min, flags) == -1) {
continue;
}
@ -9545,6 +9554,11 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
__put_user(stfs.f_fsid.__val[1], &target_stfs->f_fsid.val[1]);
__put_user(stfs.f_namelen, &target_stfs->f_namelen);
__put_user(stfs.f_frsize, &target_stfs->f_frsize);
#ifdef _STATFS_F_FLAGS
__put_user(stfs.f_flags, &target_stfs->f_flags);
#else
__put_user(0, &target_stfs->f_flags);
#endif
memset(target_stfs->f_spare, 0, sizeof(target_stfs->f_spare));
unlock_user_struct(target_stfs, arg2, 1);
}