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Fixes in syscall numbers,

Browse source 
disable the build of binaries not needed for linux-user,
 update of qemu-binfmt-conf.sh and cleanup around is_error()
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Merge remote-tracking branch 'remotes/vivier2/tags/linux-user-for-3.0-pull-request' into staging

Fixes in syscall numbers,
disable the build of binaries not needed for linux-user,
update of qemu-binfmt-conf.sh and cleanup around is_error()

# gpg: Signature made Tue 12 Jun 2018 11:57:18 BST
# 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-3.0-pull-request:
  linux-user/sparc64: Add inotify_rm_watch and tee syscalls
  linux-user/microblaze: Fix typo in accept4 syscall
  linux-user/hppa: Fix typo in mknodat syscall
  linux-user/alpha: Fix epoll syscalls
  qemu-binfmt-conf.sh: ignore the OS/ABI field
  linux-user: disable qemu-bridge-helper and socket_scm_helper build
  linux-user: Use is_error() to avoid warnings and make the code clearer
  linux-user: Export use is_error(), use it to avoid warnings

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Peter Maydell 2018-06-12 16:42:53 +01:00
parent 2ab09bf2f9 dec1c92849
commit 3b2a4d3901
11 changed files with 32 additions and 38 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
Makefile
View file

@ -351,7 +351,7 @@ $(call set-vpath, $(SRC_PATH))
LIBS+=-lz $(LIBS_TOOLS)
HELPERS-$(CONFIG_LINUX) = qemu-bridge-helper$(EXESUF)
HELPERS-$(call land,$(CONFIG_SOFTMMU),$(CONFIG_LINUX)) = qemu-bridge-helper$(EXESUF)
ifdef BUILD_DOCS
DOCS=qemu-doc.html qemu-doc.txt qemu.1 qemu-img.1 qemu-nbd.8 qemu-ga.8

6
linux-user/alpha/syscall_nr.h
View file

@ -343,9 +343,9 @@
#define TARGET_NR_io_cancel 402
#define TARGET_NR_exit_group 405
#define TARGET_NR_lookup_dcookie 406
#define TARGET_NR_sys_epoll_create 407
#define TARGET_NR_sys_epoll_ctl 408
#define TARGET_NR_sys_epoll_wait 409
#define TARGET_NR_epoll_create 407
#define TARGET_NR_epoll_ctl 408
#define TARGET_NR_epoll_wait 409
#define TARGET_NR_remap_file_pages 410
#define TARGET_NR_set_tid_address 411
#define TARGET_NR_restart_syscall 412

15
linux-user/flatload.c
View file

@ -224,8 +224,9 @@ static int decompress_exec(
ret = bprm->file->f_op->read(bprm->file, buf, LBUFSIZE, &fpos);
if (ret <= 0)
break;
if (ret >= (unsigned long) -4096)
if (is_error(ret)) {
break;
}
len -= ret;
strm.next_in = buf;
@ -283,8 +284,7 @@ calc_reloc(abi_ulong r, struct lib_info *p, int curid, int internalp)
"in same module (%d != %d)\n",
(unsigned) r, curid, id);
goto failed;
} else if ( ! p[id].loaded &&
load_flat_shared_library(id, p) > (unsigned long) -4096) {
} else if (!p[id].loaded && is_error(load_flat_shared_library(id, p))) {
fprintf(stderr, "BINFMT_FLAT: failed to load library %d\n", id);
goto failed;
}
@ -523,9 +523,10 @@ static int load_flat_file(struct linux_binprm * bprm,
fpos = 0;
result = bprm->file->f_op->read(bprm->file,
(char *) textpos, text_len, &fpos);
if (result < (unsigned long) -4096)
if (!is_error(result)) {
result = decompress_exec(bprm, text_len, (char *) datapos,
data_len + (relocs * sizeof(unsigned long)), 0);
}
}
else
#endif
@ -693,8 +694,9 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
res = prepare_binprm(&bprm);
if (res <= (unsigned long)-4096)
if (!is_error(res)) {
res = load_flat_file(&bprm, libs, id, NULL);
}
if (bprm.file) {
allow_write_access(bprm.file);
fput(bprm.file);
@ -737,8 +739,9 @@ int load_flt_binary(struct linux_binprm *bprm, struct image_info *info)
res = load_flat_file(bprm, libinfo, 0, &stack_len);
if (res > (unsigned long)-4096)
if (is_error(res)) {
return res;
}
/* Update data segment pointers for all libraries */
for (i=0; i<MAX_SHARED_LIBS; i++) {

2
linux-user/hppa/syscall_nr.h
View file

@ -279,7 +279,7 @@
#define TARGET_NR_ppoll 274
#define TARGET_NR_openat 275
#define TARGET_NR_mkdirat 276
#define TARGET_NR_mknotat 277
#define TARGET_NR_mknodat 277
#define TARGET_NR_fchownat 278
#define TARGET_NR_futimesat 279
#define TARGET_NR_fstatat64 280

2
linux-user/microblaze/syscall_nr.h
View file

@ -363,7 +363,7 @@
#define TARGET_NR_shutdown 359 /* new */
#define TARGET_NR_sendmsg 360 /* new */
#define TARGET_NR_recvmsg 361 /* new */
#define TARGET_NR_accept04 362 /* new */
#define TARGET_NR_accept4 362 /* new */
#define TARGET_NR_preadv 363 /* new */
#define TARGET_NR_pwritev 364 /* new */
#define TARGET_NR_rt_tgsigqueueinfo 365 /* new */

5
linux-user/qemu.h
View file

@ -618,6 +618,11 @@ static inline void *lock_user_string(abi_ulong guest_addr)
#include <pthread.h>
static inline int is_error(abi_long ret)
{
return (abi_ulong)ret >= (abi_ulong)(-4096);
}
/* Include target-specific struct and function definitions;
* they may need access to the target-independent structures
* above, so include them last.

4
linux-user/sparc64/syscall_nr.h
View file

@ -154,7 +154,7 @@
#define TARGET_NR_poll 153 /* Common */
#define TARGET_NR_getdents64 154 /* Linux specific */
#define TARGET_NR_fcntl64 155 /* Linux sparc32 Specific */
/* #define TARGET_NR_getdirentries 156 SunOS Specific */
#define TARGET_NR_inotify_rm_watch 156 /* Linux specific */
#define TARGET_NR_statfs 157 /* Common */
#define TARGET_NR_fstatfs 158 /* Common */
#define TARGET_NR_umount 159 /* Common */
@ -278,7 +278,7 @@
#define TARGET_NR_mq_notify 277
#define TARGET_NR_mq_getsetattr 278
#define TARGET_NR_waitid 279
/*#define TARGET_NR_sys_setaltroot 280 available (was setaltroot) */
#define TARGET_NR_tee 280
#define TARGET_NR_add_key 281
#define TARGET_NR_request_key 282
#define TARGET_NR_keyctl 283

9
linux-user/strace.list
View file

@ -1467,15 +1467,6 @@
#ifdef TARGET_NR__sysctl
{ TARGET_NR__sysctl, "_sysctl" , NULL, NULL, NULL },
#endif
#ifdef TARGET_NR_sys_epoll_create
{ TARGET_NR_sys_epoll_create, "sys_epoll_create" , NULL, NULL, NULL },
#endif
#ifdef TARGET_NR_sys_epoll_ctl
{ TARGET_NR_sys_epoll_ctl, "sys_epoll_ctl" , NULL, NULL, NULL },
#endif
#ifdef TARGET_NR_sys_epoll_wait
{ TARGET_NR_sys_epoll_wait, "sys_epoll_wait" , NULL, NULL, NULL },
#endif
#ifdef TARGET_NR_sysfs
{ TARGET_NR_sysfs, "sysfs" , NULL, NULL, NULL },
#endif

5
linux-user/syscall.c
View file

@ -906,11 +906,6 @@ static inline abi_long get_errno(abi_long ret)
return ret;
}
static inline int is_error(abi_long ret)
{
return (abi_ulong)ret >= (abi_ulong)(-4096);
}
const char *target_strerror(int err)
{
if (err == TARGET_ERESTARTSYS) {

18
scripts/qemu-binfmt-conf.sh
View file

@ -7,15 +7,15 @@ mips mipsel mipsn32 mipsn32el mips64 mips64el \
sh4 sh4eb s390x aarch64 aarch64_be hppa riscv32 riscv64 xtensa xtensaeb microblaze microblazeel"
i386_magic='\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x03\x00'
i386_mask='\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'
i386_mask='\xff\xff\xff\xff\xff\xfe\xfe\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'
i386_family=i386
i486_magic='\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x06\x00'
i486_mask='\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'
i486_mask='\xff\xff\xff\xff\xff\xfe\xfe\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'
i486_family=i386
alpha_magic='\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x26\x90'
alpha_mask='\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'
alpha_mask='\xff\xff\xff\xff\xff\xfe\xfe\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'
alpha_family=alpha
arm_magic='\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x28\x00'
@ -27,11 +27,11 @@ armeb_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff
armeb_family=armeb
sparc_magic='\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02'
sparc_mask='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
sparc_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
sparc_family=sparc
sparc32plus_magic='\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x12'
sparc32plus_mask='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
sparc32plus_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
sparc32plus_family=sparc
ppc_magic='\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x14'
@ -47,7 +47,7 @@ ppc64le_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\x
ppc64le_family=ppcle
m68k_magic='\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x04'
m68k_mask='\xff\xff\xff\xff\xff\xff\xfe\xfe\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
m68k_mask='\xff\xff\xff\xff\xff\xff\xfe\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
m68k_family=m68k
# FIXME: We could use the other endianness on a MIPS host.
@ -77,15 +77,15 @@ mips64el_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\
mips64el_family=mips
sh4_magic='\x7fELF\x01\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a\x00'
sh4_mask='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'
sh4_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff\xff'
sh4_family=sh4
sh4eb_magic='\x7fELF\x01\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x2a'
sh4eb_mask='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
sh4eb_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
sh4eb_family=sh4
s390x_magic='\x7fELF\x02\x02\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x16'
s390x_mask='\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
s390x_mask='\xff\xff\xff\xff\xff\xff\xff\x00\xff\xff\xff\xff\xff\xff\xff\xff\xff\xfe\xff\xff'
s390x_family=s390x
aarch64_magic='\x7fELF\x02\x01\x01\x00\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\xb7\x00'

2
tests/Makefile.include
View file

@ -929,7 +929,7 @@ check-report.html: check-report.xml
# Other tests
QEMU_IOTESTS_HELPERS-$(CONFIG_LINUX) = tests/qemu-iotests/socket_scm_helper$(EXESUF)
QEMU_IOTESTS_HELPERS-$(call land,$(CONFIG_SOFTMMU),$(CONFIG_LINUX)) = tests/qemu-iotests/socket_scm_helper$(EXESUF)
.PHONY: check-tests/qemu-iotests-quick.sh
check-tests/qemu-iotests-quick.sh: tests/qemu-iotests-quick.sh qemu-img$(EXESUF) qemu-io$(EXESUF) $(QEMU_IOTESTS_HELPERS-y)