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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/perf/trace/beauty/mmap.c | |
parent | Initial commit. (diff) | |
download | linux-upstream.tar.xz linux-upstream.zip |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/perf/trace/beauty/mmap.c')
-rw-r--r-- | tools/perf/trace/beauty/mmap.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/tools/perf/trace/beauty/mmap.c b/tools/perf/trace/beauty/mmap.c new file mode 100644 index 000000000..3c5e97b93 --- /dev/null +++ b/tools/perf/trace/beauty/mmap.c @@ -0,0 +1,82 @@ +// SPDX-License-Identifier: LGPL-2.1 +#include <linux/log2.h> + +#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) +{ + return strarray__scnprintf_flags(&strarray__mmap_prot, bf, size, show_prefix, prot); +} + +static size_t syscall_arg__scnprintf_mmap_prot(char *bf, size_t size, struct syscall_arg *arg) +{ + unsigned long prot = arg->val; + + if (prot == 0) + return scnprintf(bf, size, "%sNONE", arg->show_string_prefix ? strarray__mmap_prot.prefix : ""); + + 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) +{ + unsigned long flags = arg->val; + + if (flags & MAP_ANONYMOUS) + arg->mask |= (1 << 4) | (1 << 5); /* Mask 4th ('fd') and 5th ('offset') args, ignored */ + + return mmap__scnprintf_flags(flags, bf, size, arg->show_string_prefix); +} + +#define SCA_MMAP_FLAGS syscall_arg__scnprintf_mmap_flags + +#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) +{ + return strarray__scnprintf_flags(&strarray__mremap_flags, bf, size, show_prefix, flags); +} + +static size_t syscall_arg__scnprintf_mremap_flags(char *bf, size_t size, struct syscall_arg *arg) +{ + unsigned long flags = arg->val; + + if (!(flags & MREMAP_FIXED)) + arg->mask |= (1 << 5); /* Mask 5th ('new_address') args, ignored */ + + return mremap__scnprintf_flags(flags, bf, size, arg->show_string_prefix); +} + +#define SCA_MREMAP_FLAGS syscall_arg__scnprintf_mremap_flags + +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, "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]); + + return scnprintf(bf, size, "%#", behavior); +} + +static size_t syscall_arg__scnprintf_madvise_behavior(char *bf, size_t size, + struct syscall_arg *arg) +{ + return madvise__scnprintf_behavior(arg->val, bf, size); +} + +#define SCA_MADV_BHV syscall_arg__scnprintf_madvise_behavior |