[LTP] [PATCH v2 1/4] Add cachestat fallback definitions
Andrea Cervesato
andrea.cervesato@suse.de
Mon Jul 15 14:18:32 CEST 2024
From: Andrea Cervesato <andrea.cervesato@suse.com>
Signed-off-by: Andrea Cervesato <andrea.cervesato@suse.com>
---
configure.ac | 4 ++++
include/lapi/mman.h | 44 ++++++++++++++++++++++++++++++++++++++
include/lapi/syscalls/aarch64.in | 1 +
include/lapi/syscalls/arc.in | 1 +
include/lapi/syscalls/arm.in | 1 +
include/lapi/syscalls/hppa.in | 1 +
include/lapi/syscalls/i386.in | 1 +
include/lapi/syscalls/ia64.in | 1 +
include/lapi/syscalls/loongarch.in | 1 +
include/lapi/syscalls/mips_n32.in | 1 +
include/lapi/syscalls/mips_n64.in | 1 +
include/lapi/syscalls/mips_o32.in | 1 +
include/lapi/syscalls/powerpc.in | 1 +
include/lapi/syscalls/powerpc64.in | 1 +
include/lapi/syscalls/s390.in | 1 +
include/lapi/syscalls/s390x.in | 1 +
include/lapi/syscalls/sh.in | 1 +
include/lapi/syscalls/sparc.in | 1 +
include/lapi/syscalls/sparc64.in | 1 +
include/lapi/syscalls/x86_64.in | 1 +
20 files changed, 66 insertions(+)
diff --git a/configure.ac b/configure.ac
index 1f8796c87..cbcf308e5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -91,6 +91,7 @@ AC_SUBST(HAVE_FTS_H, $have_fts)
AC_CHECK_HEADERS(linux/vm_sockets.h, [], [], [#include <sys/socket.h>])
AC_CHECK_FUNCS_ONCE([ \
+ cachestat \
clone3 \
close_range \
copy_file_range \
@@ -243,6 +244,9 @@ AC_CHECK_TYPES([struct mount_attr],,,[
#endif
])
+AC_CHECK_TYPES([struct cachestat_range],,,[#include <sys/mman.h>])
+AC_CHECK_TYPES([struct cachestat],,,[#include <sys/mman.h>])
+
# Tools knobs
# Bash
diff --git a/include/lapi/mman.h b/include/lapi/mman.h
new file mode 100644
index 000000000..244ad9f31
--- /dev/null
+++ b/include/lapi/mman.h
@@ -0,0 +1,44 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (C) 2024 SUSE LLC Andrea Cervesato <andrea.cervesato@suse.com>
+ */
+
+#ifndef LAPI_MMAN_H__
+#define LAPI_MMAN_H__
+
+#include <stdint.h>
+#include <sys/mman.h>
+#include "config.h"
+#include "syscalls.h"
+
+#ifndef HAVE_STRUCT_CACHESTAT_RANGE
+struct cachestat_range {
+ uint64_t off;
+ uint64_t len;
+};
+#endif
+
+#ifndef HAVE_STRUCT_CACHESTAT
+struct cachestat {
+ uint64_t nr_cache;
+ uint64_t nr_dirty;
+ uint64_t nr_writeback;
+ uint64_t nr_evicted;
+ uint64_t nr_recently_evicted;
+};
+#endif
+
+#ifndef HAVE_CACHESTAT
+/*
+ * cachestat: wrapper function of cachestat
+ *
+ * Returns: It returns status of cachestat syscall
+ */
+static inline int cachestat(int fd, struct cachestat_range *cstat_range,
+ struct cachestat *cstat, unsigned int flags)
+{
+ return tst_syscall(__NR_cachestat, fd, cstat_range, cstat, flags);
+}
+#endif
+
+#endif /* LAPI_MMAN_H__ */
diff --git a/include/lapi/syscalls/aarch64.in b/include/lapi/syscalls/aarch64.in
index 3e7797718..ef0aa04a3 100644
--- a/include/lapi/syscalls/aarch64.in
+++ b/include/lapi/syscalls/aarch64.in
@@ -300,4 +300,5 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
_sysctl 1078
diff --git a/include/lapi/syscalls/arc.in b/include/lapi/syscalls/arc.in
index 7fde1d263..3eaa6a8f1 100644
--- a/include/lapi/syscalls/arc.in
+++ b/include/lapi/syscalls/arc.in
@@ -320,3 +320,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/arm.in b/include/lapi/syscalls/arm.in
index 8e76ad164..b52a32b6b 100644
--- a/include/lapi/syscalls/arm.in
+++ b/include/lapi/syscalls/arm.in
@@ -399,3 +399,4 @@ landlock_add_rule (__NR_SYSCALL_BASE+445)
landlock_restrict_self (__NR_SYSCALL_BASE+446)
memfd_secret (__NR_SYSCALL_BASE+447)
futex_waitv (__NR_SYSCALL_BASE+449)
+cachestat (__NR_SYSCALL_BASE+451)
diff --git a/include/lapi/syscalls/hppa.in b/include/lapi/syscalls/hppa.in
index 60c02aff2..4919ee65d 100644
--- a/include/lapi/syscalls/hppa.in
+++ b/include/lapi/syscalls/hppa.in
@@ -47,3 +47,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/i386.in b/include/lapi/syscalls/i386.in
index 31ec1ecb2..cff40957a 100644
--- a/include/lapi/syscalls/i386.in
+++ b/include/lapi/syscalls/i386.in
@@ -434,3 +434,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/ia64.in b/include/lapi/syscalls/ia64.in
index 2e56da7f9..11d4b46f4 100644
--- a/include/lapi/syscalls/ia64.in
+++ b/include/lapi/syscalls/ia64.in
@@ -347,3 +347,4 @@ landlock_create_ruleset 1468
landlock_add_rule 1469
landlock_restrict_self 1470
futex_waitv 1473
+cachestat 1475
diff --git a/include/lapi/syscalls/loongarch.in b/include/lapi/syscalls/loongarch.in
index 301f611f6..9bf6a7deb 100644
--- a/include/lapi/syscalls/loongarch.in
+++ b/include/lapi/syscalls/loongarch.in
@@ -305,3 +305,4 @@ memfd_secret 447
process_mrelease 448
futex_waitv 449
set_mempolicy_home_node 450
+cachestat 451
diff --git a/include/lapi/syscalls/mips_n32.in b/include/lapi/syscalls/mips_n32.in
index 5f0fe65eb..a76c82593 100644
--- a/include/lapi/syscalls/mips_n32.in
+++ b/include/lapi/syscalls/mips_n32.in
@@ -374,3 +374,4 @@ landlock_create_ruleset 6444
landlock_add_rule 6445
landlock_restrict_self 6446
futex_waitv 6449
+cachestat 6451
diff --git a/include/lapi/syscalls/mips_n64.in b/include/lapi/syscalls/mips_n64.in
index f81c60e66..df991efd5 100644
--- a/include/lapi/syscalls/mips_n64.in
+++ b/include/lapi/syscalls/mips_n64.in
@@ -350,3 +350,4 @@ landlock_create_ruleset 5444
landlock_add_rule 5445
landlock_restrict_self 5446
futex_waitv 5449
+cachestat 5451
diff --git a/include/lapi/syscalls/mips_o32.in b/include/lapi/syscalls/mips_o32.in
index c2beffb75..826b7d66e 100644
--- a/include/lapi/syscalls/mips_o32.in
+++ b/include/lapi/syscalls/mips_o32.in
@@ -420,3 +420,4 @@ landlock_create_ruleset 4444
landlock_add_rule 4445
landlock_restrict_self 4446
futex_waitv 4449
+cachestat 4451
diff --git a/include/lapi/syscalls/powerpc.in b/include/lapi/syscalls/powerpc.in
index 5460e4197..798ed9050 100644
--- a/include/lapi/syscalls/powerpc.in
+++ b/include/lapi/syscalls/powerpc.in
@@ -427,3 +427,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/powerpc64.in b/include/lapi/syscalls/powerpc64.in
index 5460e4197..798ed9050 100644
--- a/include/lapi/syscalls/powerpc64.in
+++ b/include/lapi/syscalls/powerpc64.in
@@ -427,3 +427,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/s390.in b/include/lapi/syscalls/s390.in
index 275b27f47..126938095 100644
--- a/include/lapi/syscalls/s390.in
+++ b/include/lapi/syscalls/s390.in
@@ -414,3 +414,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/s390x.in b/include/lapi/syscalls/s390x.in
index c200d02b2..18f2496a0 100644
--- a/include/lapi/syscalls/s390x.in
+++ b/include/lapi/syscalls/s390x.in
@@ -362,3 +362,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/sh.in b/include/lapi/syscalls/sh.in
index 6f482a77b..ae6f26050 100644
--- a/include/lapi/syscalls/sh.in
+++ b/include/lapi/syscalls/sh.in
@@ -408,3 +408,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/sparc.in b/include/lapi/syscalls/sparc.in
index 7181e80a0..409fa2729 100644
--- a/include/lapi/syscalls/sparc.in
+++ b/include/lapi/syscalls/sparc.in
@@ -413,3 +413,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/sparc64.in b/include/lapi/syscalls/sparc64.in
index c96ab2021..e13cf163e 100644
--- a/include/lapi/syscalls/sparc64.in
+++ b/include/lapi/syscalls/sparc64.in
@@ -378,3 +378,4 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
diff --git a/include/lapi/syscalls/x86_64.in b/include/lapi/syscalls/x86_64.in
index 3082ca110..05b1bee55 100644
--- a/include/lapi/syscalls/x86_64.in
+++ b/include/lapi/syscalls/x86_64.in
@@ -355,6 +355,7 @@ landlock_create_ruleset 444
landlock_add_rule 445
landlock_restrict_self 446
futex_waitv 449
+cachestat 451
rt_sigaction 512
rt_sigreturn 513
ioctl 514
--
2.43.0
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