From 6778948f9de86c3cfaf36725a7c87dcff9ba247f Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Mon, 11 Dec 2023 08:20:59 +0000
Subject: [PATCH] kernel_5.10 no rt
---
kernel/tools/perf/trace/beauty/mmap.c | 113 ++++++++++++++++++--------------------------------------
1 files changed, 37 insertions(+), 76 deletions(-)
diff --git a/kernel/tools/perf/trace/beauty/mmap.c b/kernel/tools/perf/trace/beauty/mmap.c
index 9f68077..3c5e97b 100644
--- a/kernel/tools/perf/trace/beauty/mmap.c
+++ b/kernel/tools/perf/trace/beauty/mmap.c
@@ -1,102 +1,63 @@
-// SPDX-License-Identifier: GPL-2.0
-#include <uapi/linux/mman.h>
+// SPDX-License-Identifier: LGPL-2.1
+#include <linux/log2.h>
-static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size,
- struct syscall_arg *arg)
+#include "trace/beauty/generated/mmap_prot_array.c"
+static DEFINE_STRARRAY(mmap_prot, "PROT_");
+
+static size_t mmap__scnprintf_prot(unsigned long prot, char *bf, size_t size, bool show_prefix)
{
- int printed = 0, prot = arg->val;
+ return strarray__scnprintf_flags(&strarray__mmap_prot, bf, size, show_prefix, prot);
+}
- if (prot == PROT_NONE)
- return scnprintf(bf, size, "NONE");
-#define P_MMAP_PROT(n) \
- if (prot & PROT_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
- prot &= ~PROT_##n; \
- }
+static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, struct syscall_arg *arg)
+{
+ unsigned long prot = arg->val;
- P_MMAP_PROT(EXEC);
- P_MMAP_PROT(READ);
- P_MMAP_PROT(WRITE);
- P_MMAP_PROT(SEM);
- P_MMAP_PROT(GROWSDOWN);
- P_MMAP_PROT(GROWSUP);
-#undef P_MMAP_PROT
+ if (prot == 0)
+ return scnprintf(bf, size, "%sNONE", arg->show_string_prefix ? strarray__mmap_prot.prefix : "");
- if (prot)
- printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", prot);
-
- return printed;
+ return mmap__scnprintf_prot(prot, bf, size, arg->show_string_prefix);
}
#define SCA_MMAP_PROT syscall_arg__scnprintf_mmap_prot
+#include "trace/beauty/generated/mmap_flags_array.c"
+static DEFINE_STRARRAY(mmap_flags, "MAP_");
+
+static size_t mmap__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
+{
+ return strarray__scnprintf_flags(&strarray__mmap_flags, bf, size, show_prefix, flags);
+}
+
static size_t syscall_arg__scnprintf_mmap_flags(char *bf, size_t size,
struct syscall_arg *arg)
{
- int printed = 0, flags = arg->val;
+ unsigned long flags = arg->val;
if (flags & MAP_ANONYMOUS)
arg->mask |= (1 << 4) | (1 << 5); /* Mask 4th ('fd') and 5th ('offset') args, ignored */
-#define P_MMAP_FLAG(n) \
- if (flags & MAP_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
- flags &= ~MAP_##n; \
- }
-
- P_MMAP_FLAG(SHARED);
- P_MMAP_FLAG(PRIVATE);
-#ifdef MAP_32BIT
- P_MMAP_FLAG(32BIT);
-#endif
- P_MMAP_FLAG(ANONYMOUS);
- P_MMAP_FLAG(DENYWRITE);
- P_MMAP_FLAG(EXECUTABLE);
- P_MMAP_FLAG(FILE);
- P_MMAP_FLAG(FIXED);
-#ifdef MAP_FIXED_NOREPLACE
- P_MMAP_FLAG(FIXED_NOREPLACE);
-#endif
- P_MMAP_FLAG(GROWSDOWN);
- P_MMAP_FLAG(HUGETLB);
- P_MMAP_FLAG(LOCKED);
- P_MMAP_FLAG(NONBLOCK);
- P_MMAP_FLAG(NORESERVE);
- P_MMAP_FLAG(POPULATE);
- P_MMAP_FLAG(STACK);
- P_MMAP_FLAG(UNINITIALIZED);
-#ifdef MAP_SYNC
- P_MMAP_FLAG(SYNC);
-#endif
-#undef P_MMAP_FLAG
-
- if (flags)
- printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
-
- return printed;
+ return mmap__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
}
#define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags
-static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size,
- struct syscall_arg *arg)
+#include "trace/beauty/generated/mremap_flags_array.c"
+static DEFINE_STRARRAY(mremap_flags, "MREMAP_");
+
+static size_t mremap__scnprintf_flags(unsigned long flags, char *bf, size_t size, bool show_prefix)
{
- int printed = 0, flags = arg->val;
+ return strarray__scnprintf_flags(&strarray__mremap_flags, bf, size, show_prefix, flags);
+}
-#define P_MREMAP_FLAG(n) \
- if (flags & MREMAP_##n) { \
- printed += scnprintf(bf + printed, size - printed, "%s%s", printed ? "|" : "", #n); \
- flags &= ~MREMAP_##n; \
- }
+static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size, struct syscall_arg *arg)
+{
+ unsigned long flags = arg->val;
- P_MREMAP_FLAG(MAYMOVE);
- P_MREMAP_FLAG(FIXED);
-#undef P_MREMAP_FLAG
+ if (!(flags & MREMAP_FIXED))
+ arg->mask |= (1 << 5); /* Mask 5th ('new_address') args, ignored */
- if (flags)
- printed += scnprintf(bf + printed, size - printed, "%s%#x", printed ? "|" : "", flags);
-
- return printed;
+ return mremap__scnprintf_flags(flags, bf, size, arg->show_string_prefix);
}
#define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags
@@ -104,7 +65,7 @@
static size_t madvise__scnprintf_behavior(int behavior, char *bf, size_t size)
{
#include "trace/beauty/generated/madvise_behavior_array.c"
- static DEFINE_STRARRAY(madvise_advices);
+ static DEFINE_STRARRAY(madvise_advices, "MADV_");
if (behavior < strarray__madvise_advices.nr_entries && strarray__madvise_advices.entries[behavior] != NULL)
return scnprintf(bf, size, "MADV_%s", strarray__madvise_advices.entries[behavior]);
--
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