From: "Luis R. Rodriguez" <[email protected]>
While at it, also refer to the 32 bit entry file.
Cc: H. Peter Anvin <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: [email protected]
Cc: [email protected]
Cc: [email protected]
Signed-off-by: Luis R. Rodriguez <[email protected]>
---
Documentation/x86/entry_64.txt | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/Documentation/x86/entry_64.txt b/Documentation/x86/entry_64.txt
index bc7226e..4a1c5c2 100644
--- a/Documentation/x86/entry_64.txt
+++ b/Documentation/x86/entry_64.txt
@@ -7,9 +7,12 @@ http://lkml.kernel.org/r/<20110529191055.GC9835%40elte.hu>
The x86 architecture has quite a few different ways to jump into
kernel code. Most of these entry points are registered in
arch/x86/kernel/traps.c and implemented in arch/x86/kernel/entry_64.S
-and arch/x86/ia32/ia32entry.S.
+for 64-bit, arch/x86/kernel/entry_32.S for 32-bit and finally
+arch/x86/ia32/ia32entry.S which implements the 32-bit compatibility
+syscall entry points and thus provides for 32-bit processes the
+ability to execute syscalls when running on 64-bit kernels.
-The IDT vector assignments are listed in arch/x86/include/irq_vectors.h.
+The IDT vector assignments are listed in arch/x86/include/asm/irq_vectors.h.
Some of these entries are:
--
2.1.1
Commit-ID: 96ed4cd0aa86ac1a753baeef26c911a9449493e9
Gitweb: http://git.kernel.org/tip/96ed4cd0aa86ac1a753baeef26c911a9449493e9
Author: Luis R. Rodriguez <[email protected]>
AuthorDate: Tue, 9 Dec 2014 14:54:44 -0800
Committer: Ingo Molnar <[email protected]>
CommitDate: Thu, 11 Dec 2014 11:33:22 +0100
x86/doc: Update documentation after file shuffling
While at it, also refer to the 32 bit entry file.
Signed-off-by: Luis R. Rodriguez <[email protected]>
Cc: H. Peter Anvin <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: [email protected]
Cc: [email protected]
Link: http://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
---
Documentation/x86/entry_64.txt | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/Documentation/x86/entry_64.txt b/Documentation/x86/entry_64.txt
index bc7226e..4a1c5c2 100644
--- a/Documentation/x86/entry_64.txt
+++ b/Documentation/x86/entry_64.txt
@@ -7,9 +7,12 @@ http://lkml.kernel.org/r/<20110529191055.GC9835%40elte.hu>
The x86 architecture has quite a few different ways to jump into
kernel code. Most of these entry points are registered in
arch/x86/kernel/traps.c and implemented in arch/x86/kernel/entry_64.S
-and arch/x86/ia32/ia32entry.S.
+for 64-bit, arch/x86/kernel/entry_32.S for 32-bit and finally
+arch/x86/ia32/ia32entry.S which implements the 32-bit compatibility
+syscall entry points and thus provides for 32-bit processes the
+ability to execute syscalls when running on 64-bit kernels.
-The IDT vector assignments are listed in arch/x86/include/irq_vectors.h.
+The IDT vector assignments are listed in arch/x86/include/asm/irq_vectors.h.
Some of these entries are: