2018-04-25 02:08:50

by Dou Liyang

[permalink] [raw]
Subject: [PATCH] x86/vector: Remove the macro VECTOR_OFFSET_START

Now, Linux uses matrix allocator for vector assignment, the original
assignment code which used VECTOR_OFFSET_START has been removed.

So remove the stale macro as well

Signed-off-by: Dou Liyang <[email protected]>
---
arch/x86/include/asm/irq_vectors.h | 5 -----
1 file changed, 5 deletions(-)

diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index 404c5fdff859..57003074bd7a 100644
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -34,11 +34,6 @@
* (0x80 is the syscall vector, 0x30-0x3f are for ISA)
*/
#define FIRST_EXTERNAL_VECTOR 0x20
-/*
- * We start allocating at 0x21 to spread out vectors evenly between
- * priority levels. (0x80 is the syscall vector)
- */
-#define VECTOR_OFFSET_START 1

/*
* Reserve the lowest usable vector (and hence lowest priority) 0x20 for
--
2.14.3





2018-04-25 07:03:38

by David Rientjes

[permalink] [raw]
Subject: Re: [PATCH] x86/vector: Remove the macro VECTOR_OFFSET_START

On Wed, 25 Apr 2018, Dou Liyang wrote:

> Now, Linux uses matrix allocator for vector assignment, the original
> assignment code which used VECTOR_OFFSET_START has been removed.
>
> So remove the stale macro as well
>
> Signed-off-by: Dou Liyang <[email protected]>

This was removed in 4.15 by commit 69cde0004a4b ("x86/vector: Use matrix
allocator for vector assignment").

Acked-by: David Rientjes <[email protected]>

Subject: [tip:x86/urgent] x86/vector: Remove the macro VECTOR_OFFSET_START

Commit-ID: 5a626a8dfb58a64a39f4351e3962e7320191f189
Gitweb: https://git.kernel.org/tip/5a626a8dfb58a64a39f4351e3962e7320191f189
Author: Dou Liyang <[email protected]>
AuthorDate: Wed, 25 Apr 2018 10:05:53 +0800
Committer: Thomas Gleixner <[email protected]>
CommitDate: Wed, 25 Apr 2018 10:56:24 +0200

x86/vector: Remove the macro VECTOR_OFFSET_START

Now, Linux uses matrix allocator for vector assignment, the original
assignment code which used VECTOR_OFFSET_START has been removed.

So remove the stale macro as well.

Fixes: commit 69cde0004a4b ("x86/vector: Use matrix allocator for vector assignment")
Signed-off-by: Dou Liyang <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Acked-by: David Rientjes <[email protected]>
Cc: [email protected]
Link: https://lkml.kernel.org/r/[email protected]

---
arch/x86/include/asm/irq_vectors.h | 5 -----
1 file changed, 5 deletions(-)

diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index 404c5fdff859..57003074bd7a 100644
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -34,11 +34,6 @@
* (0x80 is the syscall vector, 0x30-0x3f are for ISA)
*/
#define FIRST_EXTERNAL_VECTOR 0x20
-/*
- * We start allocating at 0x21 to spread out vectors evenly between
- * priority levels. (0x80 is the syscall vector)
- */
-#define VECTOR_OFFSET_START 1

/*
* Reserve the lowest usable vector (and hence lowest priority) 0x20 for

Subject: [tip:x86/urgent] x86/vector: Remove the macro VECTOR_OFFSET_START

Commit-ID: e3072805c61167b85a30ceeef606620704db31f7
Gitweb: https://git.kernel.org/tip/e3072805c61167b85a30ceeef606620704db31f7
Author: Dou Liyang <[email protected]>
AuthorDate: Wed, 25 Apr 2018 10:05:53 +0800
Committer: Ingo Molnar <[email protected]>
CommitDate: Thu, 26 Apr 2018 07:31:17 +0200

x86/vector: Remove the macro VECTOR_OFFSET_START

Now, Linux uses matrix allocator for vector assignment, the original
assignment code which used VECTOR_OFFSET_START has been removed.

So remove the stale macro as well.

Fixes: commit 69cde0004a4b ("x86/vector: Use matrix allocator for vector assignment")
Signed-off-by: Dou Liyang <[email protected]>
Signed-off-by: Thomas Gleixner <[email protected]>
Acked-by: David Rientjes <[email protected]>
Cc: [email protected]
Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Ingo Molnar <[email protected]>
---
arch/x86/include/asm/irq_vectors.h | 5 -----
1 file changed, 5 deletions(-)

diff --git a/arch/x86/include/asm/irq_vectors.h b/arch/x86/include/asm/irq_vectors.h
index 404c5fdff859..57003074bd7a 100644
--- a/arch/x86/include/asm/irq_vectors.h
+++ b/arch/x86/include/asm/irq_vectors.h
@@ -34,11 +34,6 @@
* (0x80 is the syscall vector, 0x30-0x3f are for ISA)
*/
#define FIRST_EXTERNAL_VECTOR 0x20
-/*
- * We start allocating at 0x21 to spread out vectors evenly between
- * priority levels. (0x80 is the syscall vector)
- */
-#define VECTOR_OFFSET_START 1

/*
* Reserve the lowest usable vector (and hence lowest priority) 0x20 for