SOURCES (LINUX_2_6_22): kernel-df-signal.patch (NEW) - proper df f...
arekm
arekm at pld-linux.org
Sat Mar 8 12:01:52 CET 2008
Author: arekm Date: Sat Mar 8 11:01:52 2008 GMT
Module: SOURCES Tag: LINUX_2_6_22
---- Log message:
- proper df flag handling (based on 2.6.25 patch)
---- Files affected:
SOURCES:
kernel-df-signal.patch (NONE -> 1.1.2.1) (NEW)
---- Diffs:
================================================================
Index: SOURCES/kernel-df-signal.patch
diff -u /dev/null SOURCES/kernel-df-signal.patch:1.1.2.1
--- /dev/null Sat Mar 8 12:01:52 2008
+++ SOURCES/kernel-df-signal.patch Sat Mar 8 12:01:46 2008
@@ -0,0 +1,71 @@
+--- include/asm-i386/vm86.h~ 2007-07-09 01:32:17.000000000 +0200
++++ include/asm-i386/vm86.h 2008-03-08 11:39:09.492519427 +0100
+@@ -14,6 +14,7 @@
+
+ #define TF_MASK 0x00000100
+ #define IF_MASK 0x00000200
++#define DF_MASK 0x00000400
+ #define IOPL_MASK 0x00003000
+ #define NT_MASK 0x00004000
+ #ifdef CONFIG_VM86
+--- include/asm-x86_64/processor.h~ 2007-07-09 01:32:17.000000000 +0200
++++ include/asm-x86_64/processor.h 2008-03-08 11:40:03.981790993 +0100
+@@ -24,6 +24,7 @@
+
+ #define TF_MASK 0x00000100
+ #define IF_MASK 0x00000200
++#define DF_MASK 0x00000400
+ #define IOPL_MASK 0x00003000
+ #define NT_MASK 0x00004000
+ #define VM_MASK 0x00020000
+--- arch/i386/kernel/signal.c~ 2007-07-09 01:32:17.000000000 +0200
++++ arch/i386/kernel/signal.c 2008-03-08 11:41:04.931371400 +0100
+@@ -392,7 +392,7 @@
+ * The tracer may want to single-step inside the
+ * handler too.
+ */
+- regs->eflags &= ~TF_MASK;
++ regs->eflags &= ~(TF_MASK | DF_MASK);
+ if (test_thread_flag(TIF_SINGLESTEP))
+ ptrace_notify(SIGTRAP);
+
+@@ -486,7 +486,7 @@
+ * The tracer may want to single-step inside the
+ * handler too.
+ */
+- regs->eflags &= ~TF_MASK;
++ regs->eflags &= ~(TF_MASK | DF_MASK);
+ if (test_thread_flag(TIF_SINGLESTEP))
+ ptrace_notify(SIGTRAP);
+
+--- arch/x86_64/kernel/signal.c~ 2007-07-09 01:32:17.000000000 +0200
++++ arch/x86_64/kernel/signal.c 2008-03-08 11:41:39.179675328 +0100
+@@ -296,7 +296,7 @@
+ see include/asm-x86_64/uaccess.h for details. */
+ set_fs(USER_DS);
+
+- regs->eflags &= ~TF_MASK;
++ regs->eflags &= ~(TF_MASK | DF_MASK);
+ if (test_thread_flag(TIF_SINGLESTEP))
+ ptrace_notify(SIGTRAP);
+ #ifdef DEBUG_SIG
+--- arch/x86_64/ia32/ia32_signal.c~ 2007-07-09 01:32:17.000000000 +0200
++++ arch/x86_64/ia32/ia32_signal.c 2008-03-08 11:41:58.403927688 +0100
+@@ -494,7 +494,7 @@
+ regs->ss = __USER32_DS;
+
+ set_fs(USER_DS);
+- regs->eflags &= ~TF_MASK;
++ regs->eflags &= ~(TF_MASK | DF_MASK);
+ if (test_thread_flag(TIF_SINGLESTEP))
+ ptrace_notify(SIGTRAP);
+
+@@ -600,7 +600,7 @@
+ regs->ss = __USER32_DS;
+
+ set_fs(USER_DS);
+- regs->eflags &= ~TF_MASK;
++ regs->eflags &= ~(TF_MASK | DF_MASK);
+ if (test_thread_flag(TIF_SINGLESTEP))
+ ptrace_notify(SIGTRAP);
+
================================================================
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