bind: port a patch to fix a build failure

(From OE-Core rev: 2cc9106da45a14d41a5269d91d7f79b6ccd8597f)

Signed-off-by: Roy Li <rongqing.li@windriver.com>
Signed-off-by: Saul Wold <sgw@linux.intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
This commit is contained in:
Roy Li 2013-09-24 13:20:08 +00:00 committed by Richard Purdie
parent 4d8ab87d25
commit e58266dd3b
2 changed files with 105 additions and 0 deletions

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@ -0,0 +1,104 @@
bind: port a patch to fix a build failure
mips1 does not support ll and sc instructions, and lead to below error, now
we port a patch from debian to fix it
[http://security.debian.org/debian-security/pool/updates/main/b/bind9/bind9_9.8.4.dfsg.P1-6+nmu2+deb7u1.diff.gz]
| {standard input}: Assembler messages:
| {standard input}:47: Error: Opcode not supported on this processor: mips1 (mips1) `ll $3,0($6)'
| {standard input}:50: Error: Opcode not supported on this processor: mips1 (mips1) `sc $3,0($6)'
Upstream-Status: Pending
Signed-off-by: Roy Li <rongqing.li@windriver.com>
--- bind9-9.8.4.dfsg.P1.orig/lib/isc/mips/include/isc/atomic.h
+++ bind9-9.8.4.dfsg.P1/lib/isc/mips/include/isc/atomic.h
@@ -31,18 +31,20 @@
isc_atomic_xadd(isc_int32_t *p, int val) {
isc_int32_t orig;
- /* add is a cheat, since MIPS has no mov instruction */
- __asm__ volatile (
- "1:"
- "ll $3, %1\n"
- "add %0, $0, $3\n"
- "add $3, $3, %2\n"
- "sc $3, %1\n"
- "beq $3, 0, 1b"
- : "=&r"(orig)
- : "m"(*p), "r"(val)
- : "memory", "$3"
- );
+ __asm__ __volatile__ (
+ " .set push \n"
+ " .set mips2 \n"
+ " .set noreorder \n"
+ " .set noat \n"
+ "1: ll $1, %1 \n"
+ " addu %0, $1, %2 \n"
+ " sc %0, %1 \n"
+ " beqz %0, 1b \n"
+ " move %0, $1 \n"
+ " .set pop \n"
+ : "=&r" (orig), "+R" (*p)
+ : "r" (val)
+ : "memory");
return (orig);
}
@@ -52,16 +54,7 @@
*/
static inline void
isc_atomic_store(isc_int32_t *p, isc_int32_t val) {
- __asm__ volatile (
- "1:"
- "ll $3, %0\n"
- "add $3, $0, %1\n"
- "sc $3, %0\n"
- "beq $3, 0, 1b"
- :
- : "m"(*p), "r"(val)
- : "memory", "$3"
- );
+ *p = val;
}
/*
@@ -72,20 +65,23 @@
static inline isc_int32_t
isc_atomic_cmpxchg(isc_int32_t *p, int cmpval, int val) {
isc_int32_t orig;
+ isc_int32_t tmp;
- __asm__ volatile(
- "1:"
- "ll $3, %1\n"
- "add %0, $0, $3\n"
- "bne $3, %2, 2f\n"
- "add $3, $0, %3\n"
- "sc $3, %1\n"
- "beq $3, 0, 1b\n"
- "2:"
- : "=&r"(orig)
- : "m"(*p), "r"(cmpval), "r"(val)
- : "memory", "$3"
- );
+ __asm__ __volatile__ (
+ " .set push \n"
+ " .set mips2 \n"
+ " .set noreorder \n"
+ " .set noat \n"
+ "1: ll $1, %1 \n"
+ " bne $1, %3, 2f \n"
+ " move %2, %4 \n"
+ " sc %2, %1 \n"
+ " beqz %2, 1b \n"
+ "2: move %0, $1 \n"
+ " .set pop \n"
+ : "=&r"(orig), "+R" (*p), "=r" (tmp)
+ : "r"(cmpval), "r"(val)
+ : "memory");
return (orig);
}

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@ -18,6 +18,7 @@ SRC_URI = "ftp://ftp.isc.org/isc/bind9/${PV}/${BPN}-${PV}.tar.gz \
file://bind-CVE-2012-3817.patch \
file://bind-CVE-2013-2266.patch \
file://bind-Fix-CVE-2012-4244.patch \
file://mips1-not-support-opcode.diff \
"
SRC_URI[md5sum] = "cf31117c5d35af34d4c0702970ad9fb7"