Re: [PATCH v3 1/5] linux-user: Provide MADV

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Re: [PATCH v3 1/5] linux-user: Provide MADV_* definitions

From:	Laurent Vivier
Subject:	Re: [PATCH v3 1/5] linux-user: Provide MADV_* definitions
Date:	Fri, 23 Sep 2022 23:51:11 +0200
User-agent:	Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.2.1

Le 06/09/2022 à 02:08, Ilya Leoshkevich a écrit :

Provide MADV_* definitions using target_mman.h header, similar to what
kernel does. Most architectures use the same values, with the exception
of alpha and hppa.

Signed-off-by: Ilya Leoshkevich <iii@linux.ibm.com>
---
  linux-user/aarch64/target_mman.h     |  1 +
  linux-user/alpha/target_mman.h       |  8 +++
  linux-user/arm/target_mman.h         |  1 +
  linux-user/cris/target_mman.h        |  1 +
  linux-user/generic/target_mman.h     | 92 ++++++++++++++++++++++++++++
  linux-user/hexagon/target_mman.h     |  1 +
  linux-user/hppa/target_mman.h        | 15 +++++
  linux-user/i386/target_mman.h        |  1 +
  linux-user/loongarch64/target_mman.h |  1 +
  linux-user/m68k/target_mman.h        |  1 +
  linux-user/microblaze/target_mman.h  |  1 +
  linux-user/mips/target_mman.h        |  1 +
  linux-user/mips64/target_mman.h      |  1 +
  linux-user/nios2/target_mman.h       |  1 +
  linux-user/openrisc/target_mman.h    |  1 +
  linux-user/ppc/target_mman.h         |  1 +
  linux-user/riscv/target_mman.h       |  1 +
  linux-user/s390x/target_mman.h       |  1 +
  linux-user/sh4/target_mman.h         |  1 +
  linux-user/sparc/target_mman.h       |  1 +
  linux-user/x86_64/target_mman.h      |  1 +
  linux-user/xtensa/target_mman.h      |  1 +
  22 files changed, 134 insertions(+)
  create mode 100644 linux-user/aarch64/target_mman.h
  create mode 100644 linux-user/alpha/target_mman.h
  create mode 100644 linux-user/arm/target_mman.h
  create mode 100644 linux-user/cris/target_mman.h
  create mode 100644 linux-user/generic/target_mman.h
  create mode 100644 linux-user/hexagon/target_mman.h
  create mode 100644 linux-user/hppa/target_mman.h
  create mode 100644 linux-user/i386/target_mman.h
  create mode 100644 linux-user/loongarch64/target_mman.h
  create mode 100644 linux-user/m68k/target_mman.h
  create mode 100644 linux-user/microblaze/target_mman.h
  create mode 100644 linux-user/mips/target_mman.h
  create mode 100644 linux-user/mips64/target_mman.h
  create mode 100644 linux-user/nios2/target_mman.h
  create mode 100644 linux-user/openrisc/target_mman.h
  create mode 100644 linux-user/ppc/target_mman.h
  create mode 100644 linux-user/riscv/target_mman.h
  create mode 100644 linux-user/s390x/target_mman.h
  create mode 100644 linux-user/sh4/target_mman.h
  create mode 100644 linux-user/sparc/target_mman.h
  create mode 100644 linux-user/x86_64/target_mman.h
  create mode 100644 linux-user/xtensa/target_mman.h

diff --git a/linux-user/aarch64/target_mman.h b/linux-user/aarch64/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/aarch64/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/alpha/target_mman.h b/linux-user/alpha/target_mman.h
new file mode 100644
index 0000000000..cd6e3d70a6
--- /dev/null
+++ b/linux-user/alpha/target_mman.h
@@ -0,0 +1,8 @@
+#ifndef ALPHA_TARGET_MMAN_H
+#define ALPHA_TARGET_MMAN_H
+
+#define TARGET_MADV_DONTNEED 6
+
+#include "../generic/target_mman.h"
+
+#endif
diff --git a/linux-user/arm/target_mman.h b/linux-user/arm/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/arm/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/cris/target_mman.h b/linux-user/cris/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/cris/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/generic/target_mman.h b/linux-user/generic/target_mman.h
new file mode 100644
index 0000000000..1436a3c543
--- /dev/null
+++ b/linux-user/generic/target_mman.h
@@ -0,0 +1,92 @@
+#ifndef LINUX_USER_TARGET_MMAN_H
+#define LINUX_USER_TARGET_MMAN_H
+
+#ifndef TARGET_MADV_NORMAL
+#define TARGET_MADV_NORMAL 0
+#endif
+
+#ifndef TARGET_MADV_RANDOM
+#define TARGET_MADV_RANDOM 1
+#endif
+
+#ifndef TARGET_MADV_SEQUENTIAL
+#define TARGET_MADV_SEQUENTIAL 2
+#endif
+
+#ifndef TARGET_MADV_WILLNEED
+#define TARGET_MADV_WILLNEED 3
+#endif
+
+#ifndef TARGET_MADV_DONTNEED
+#define TARGET_MADV_DONTNEED 4
+#endif
+
+#ifndef TARGET_MADV_FREE
+#define TARGET_MADV_FREE 8
+#endif
+
+#ifndef TARGET_MADV_REMOVE
+#define TARGET_MADV_REMOVE 9
+#endif
+
+#ifndef TARGET_MADV_DONTFORK
+#define TARGET_MADV_DONTFORK 10
+#endif
+
+#ifndef TARGET_MADV_DOFORK
+#define TARGET_MADV_DOFORK 11
+#endif
+
+#ifndef TARGET_MADV_MERGEABLE
+#define TARGET_MADV_MERGEABLE 12
+#endif
+
+#ifndef TARGET_MADV_UNMERGEABLE
+#define TARGET_MADV_UNMERGEABLE 13
+#endif
+
+#ifndef TARGET_MADV_HUGEPAGE
+#define TARGET_MADV_HUGEPAGE 14
+#endif
+
+#ifndef TARGET_MADV_NOHUGEPAGE
+#define TARGET_MADV_NOHUGEPAGE 15
+#endif
+
+#ifndef TARGET_MADV_DONTDUMP
+#define TARGET_MADV_DONTDUMP 16
+#endif
+
+#ifndef TARGET_MADV_DODUMP
+#define TARGET_MADV_DODUMP 17
+#endif
+
+#ifndef TARGET_MADV_WIPEONFORK
+#define TARGET_MADV_WIPEONFORK 18
+#endif
+
+#ifndef TARGET_MADV_KEEPONFORK
+#define TARGET_MADV_KEEPONFORK 19
+#endif
+
+#ifndef TARGET_MADV_COLD
+#define TARGET_MADV_COLD 20
+#endif
+
+#ifndef TARGET_MADV_PAGEOUT
+#define TARGET_MADV_PAGEOUT 21
+#endif
+
+#ifndef TARGET_MADV_POPULATE_READ
+#define TARGET_MADV_POPULATE_READ 22
+#endif
+
+#ifndef TARGET_MADV_POPULATE_WRITE
+#define TARGET_MADV_POPULATE_WRITE 23
+#endif
+
+#ifndef TARGET_MADV_DONTNEED_LOCKED
+#define TARGET_MADV_DONTNEED_LOCKED 24
+#endif
+
+#endif
diff --git a/linux-user/hexagon/target_mman.h b/linux-user/hexagon/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/hexagon/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/hppa/target_mman.h b/linux-user/hppa/target_mman.h
new file mode 100644
index 0000000000..66dd9f7941
--- /dev/null
+++ b/linux-user/hppa/target_mman.h
@@ -0,0 +1,15 @@
+#ifndef HPPA_TARGET_MMAN_H
+#define HPPA_TARGET_MMAN_H
+
+#define TARGET_MADV_MERGEABLE 65
+#define TARGET_MADV_UNMERGEABLE 66
+#define TARGET_MADV_HUGEPAGE 67
+#define TARGET_MADV_NOHUGEPAGE 68
+#define TARGET_MADV_DONTDUMP 69
+#define TARGET_MADV_DODUMP 70
+#define TARGET_MADV_WIPEONFORK 71
+#define TARGET_MADV_KEEPONFORK 72
+
+#include "../generic/target_mman.h"
+
+#endif
diff --git a/linux-user/i386/target_mman.h b/linux-user/i386/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/i386/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/loongarch64/target_mman.h 
b/linux-user/loongarch64/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/loongarch64/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/m68k/target_mman.h b/linux-user/m68k/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/m68k/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/microblaze/target_mman.h 
b/linux-user/microblaze/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/microblaze/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/mips/target_mman.h b/linux-user/mips/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/mips/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/mips64/target_mman.h b/linux-user/mips64/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/mips64/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/nios2/target_mman.h b/linux-user/nios2/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/nios2/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/openrisc/target_mman.h 
b/linux-user/openrisc/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/openrisc/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/ppc/target_mman.h b/linux-user/ppc/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/ppc/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/riscv/target_mman.h b/linux-user/riscv/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/riscv/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/s390x/target_mman.h b/linux-user/s390x/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/s390x/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/sh4/target_mman.h b/linux-user/sh4/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/sh4/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/sparc/target_mman.h b/linux-user/sparc/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/sparc/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/x86_64/target_mman.h b/linux-user/x86_64/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/x86_64/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"
diff --git a/linux-user/xtensa/target_mman.h b/linux-user/xtensa/target_mman.h
new file mode 100644
index 0000000000..e7ba6070fe
--- /dev/null
+++ b/linux-user/xtensa/target_mman.h
@@ -0,0 +1 @@
+#include "../generic/target_mman.h"


Applied to my linux-user-for-7.2 branch.

Thanks,
Laurent

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[PATCH v3 0/5] linux-user: Passthrough MADV_DONTNEED for certain file mappings, Ilya Leoshkevich, 2022/09/05
- [PATCH v3 1/5] linux-user: Provide MADV_* definitions, Ilya Leoshkevich, 2022/09/05
  - Re: [PATCH v3 1/5] linux-user: Provide MADV_* definitions, Laurent Vivier <=
- [PATCH v3 2/5] linux-user: Fix madvise(MADV_DONTNEED) on alpha, Ilya Leoshkevich, 2022/09/05
  - Re: [PATCH v3 2/5] linux-user: Fix madvise(MADV_DONTNEED) on alpha, Laurent Vivier, 2022/09/23
- [PATCH v3 3/5] linux-user: Implement stracing madvise(), Ilya Leoshkevich, 2022/09/05
  - Re: [PATCH v3 3/5] linux-user: Implement stracing madvise(), Laurent Vivier, 2022/09/23
- [PATCH v3 4/5] linux-user: Passthrough MADV_DONTNEED for certain file mappings, Ilya Leoshkevich, 2022/09/05
  - Re: [PATCH v3 4/5] linux-user: Passthrough MADV_DONTNEED for certain file mappings, Laurent Vivier, 2022/09/23
- [PATCH v3 5/5] tests/tcg/linux-test: Add linux-madvise test, Ilya Leoshkevich, 2022/09/05
  - Re: [PATCH v3 5/5] tests/tcg/linux-test: Add linux-madvise test, Laurent Vivier, 2022/09/23
- Re: [PATCH v3 0/5] linux-user: Passthrough MADV_DONTNEED for certain file mappings, Richard Henderson, 2022/09/06

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