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#110124: Add support for process_mrelease syscall
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12 files changed

+420
-329
lines changed

12 files changed

+420
-329
lines changed

‎libc/config/linux/aarch64/entrypoints.txt‎

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -252,6 +252,7 @@ set(TARGET_LIBC_ENTRYPOINTS
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libc.src.sys.mman.munlockall
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libc.src.sys.mman.munmap
254254
libc.src.sys.mman.remap_file_pages
255+
libc.src.sys.mman.process_mrelease
255256
libc.src.sys.mman.posix_madvise
256257
libc.src.sys.mman.shm_open
257258
libc.src.sys.mman.shm_unlink

‎libc/config/linux/riscv/entrypoints.txt‎

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Original file line numberDiff line numberDiff line change
@@ -251,6 +251,7 @@ set(TARGET_LIBC_ENTRYPOINTS
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libc.src.sys.mman.munmap
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libc.src.sys.mman.remap_file_pages
253253
libc.src.sys.mman.posix_madvise
254+
libc.src.sys.mman.process_mrelease
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libc.src.sys.mman.shm_open
255256
libc.src.sys.mman.shm_unlink
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‎libc/config/linux/x86_64/entrypoints.txt‎

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Original file line numberDiff line numberDiff line change
@@ -252,6 +252,7 @@ set(TARGET_LIBC_ENTRYPOINTS
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libc.src.sys.mman.munmap
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libc.src.sys.mman.remap_file_pages
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libc.src.sys.mman.posix_madvise
255+
libc.src.sys.mman.process_mrelease
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libc.src.sys.mman.shm_open
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libc.src.sys.mman.shm_unlink
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‎libc/include/sys/syscall.h.def‎

Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -2349,5 +2349,12 @@
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#define SYS_writev __NR_writev
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#endif
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#ifdef __NR_process_mrelease
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#define SYS_process_mrelease __NR_process_mrelease
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#endif
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#ifdef __NR_pidfd_open
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#define SYS_pidfd_open __NR_pidfd_open
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#endif
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#endif // LLVM_LIBC_SYS_SYSCALL_H

‎libc/newhdrgen/yaml/sys/mman.yaml‎

Lines changed: 7 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -132,3 +132,10 @@ functions:
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return_type: int
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arguments:
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- type: const char *
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- name: process_mrelease
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standards:
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- Linux
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return_type: int
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arguments:
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- type: int
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- type: unsigned int

‎libc/spec/linux.td‎

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Original file line numberDiff line numberDiff line change
@@ -112,6 +112,12 @@ def Linux : StandardSpec<"Linux"> {
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ArgSpec<IntType>,
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ArgSpec<SizeTType>,
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ArgSpec<IntType>,
115+
FunctionSpec<
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"process_mrelease",
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RetValSpec<IntType>,
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[
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ArgSpec<IntType>,
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ArgSpec<UnsignedIntType>
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]
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>,
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FunctionSpec<

‎libc/src/sys/mman/CMakeLists.txt‎

Lines changed: 36 additions & 111 deletions
Original file line numberDiff line numberDiff line change
@@ -2,114 +2,39 @@ if(EXISTS ${CMAKE_CURRENT_SOURCE_DIR}/${LIBC_TARGET_OS})
22
add_subdirectory(${CMAKE_CURRENT_SOURCE_DIR}/${LIBC_TARGET_OS})
33
endif()
44

5-
add_entrypoint_object(
6-
madvise
7-
ALIAS
8-
DEPENDS
9-
.${LIBC_TARGET_OS}.madvise
10-
)
11-
12-
add_entrypoint_object(
13-
mmap
14-
ALIAS
15-
DEPENDS
16-
.${LIBC_TARGET_OS}.mmap
17-
)
18-
19-
add_entrypoint_object(
20-
munmap
21-
ALIAS
22-
DEPENDS
23-
.${LIBC_TARGET_OS}.munmap
24-
)
25-
26-
add_entrypoint_object(
27-
mprotect
28-
ALIAS
29-
DEPENDS
30-
.${LIBC_TARGET_OS}.mprotect
31-
)
32-
33-
add_entrypoint_object(
34-
posix_madvise
35-
ALIAS
36-
DEPENDS
37-
.${LIBC_TARGET_OS}.posix_madvise
38-
)
39-
40-
add_entrypoint_object(
41-
mincore
42-
ALIAS
43-
DEPENDS
44-
.${LIBC_TARGET_OS}.mincore
45-
)
46-
47-
add_entrypoint_object(
48-
mlock
49-
ALIAS
50-
DEPENDS
51-
.${LIBC_TARGET_OS}.mlock
52-
)
53-
54-
add_entrypoint_object(
55-
mlock2
56-
ALIAS
57-
DEPENDS
58-
.${LIBC_TARGET_OS}.mlock2
59-
)
60-
61-
add_entrypoint_object(
62-
munlock
63-
ALIAS
64-
DEPENDS
65-
.${LIBC_TARGET_OS}.munlock
66-
)
67-
68-
add_entrypoint_object(
69-
mlockall
70-
ALIAS
71-
DEPENDS
72-
.${LIBC_TARGET_OS}.mlockall
73-
)
74-
75-
add_entrypoint_object(
76-
munlockall
77-
ALIAS
78-
DEPENDS
79-
.${LIBC_TARGET_OS}.munlockall
80-
)
81-
82-
add_entrypoint_object(
83-
msync
84-
ALIAS
85-
DEPENDS
86-
.${LIBC_TARGET_OS}.msync
87-
)
88-
89-
add_entrypoint_object(
90-
remap_file_pages
91-
ALIAS
92-
DEPENDS
93-
.${LIBC_TARGET_OS}.remap_file_pages
94-
)
95-
96-
add_entrypoint_object(
97-
shm_open
98-
ALIAS
99-
DEPENDS
100-
.${LIBC_TARGET_OS}.shm_open
101-
)
102-
103-
add_entrypoint_object(
104-
shm_unlink
105-
ALIAS
106-
DEPENDS
107-
.${LIBC_TARGET_OS}.shm_unlink
108-
)
109-
110-
add_entrypoint_object(
111-
mremap
112-
ALIAS
113-
DEPENDS
114-
.${LIBC_TARGET_OS}.mremap
115-
)
5+
add_entrypoint_object(madvise ALIAS DEPENDS .${LIBC_TARGET_OS}.madvise)
6+
7+
add_entrypoint_object(mmap ALIAS DEPENDS .${LIBC_TARGET_OS}.mmap)
8+
9+
add_entrypoint_object(munmap ALIAS DEPENDS .${LIBC_TARGET_OS}.munmap)
10+
11+
add_entrypoint_object(mprotect ALIAS DEPENDS .${LIBC_TARGET_OS}.mprotect)
12+
13+
add_entrypoint_object(posix_madvise ALIAS DEPENDS
14+
.${LIBC_TARGET_OS}.posix_madvise)
15+
16+
add_entrypoint_object(mincore ALIAS DEPENDS .${LIBC_TARGET_OS}.mincore)
17+
18+
add_entrypoint_object(mlock ALIAS DEPENDS .${LIBC_TARGET_OS}.mlock)
19+
20+
add_entrypoint_object(mlock2 ALIAS DEPENDS .${LIBC_TARGET_OS}.mlock2)
21+
22+
add_entrypoint_object(munlock ALIAS DEPENDS .${LIBC_TARGET_OS}.munlock)
23+
24+
add_entrypoint_object(mlockall ALIAS DEPENDS .${LIBC_TARGET_OS}.mlockall)
25+
26+
add_entrypoint_object(munlockall ALIAS DEPENDS .${LIBC_TARGET_OS}.munlockall)
27+
28+
add_entrypoint_object(msync ALIAS DEPENDS .${LIBC_TARGET_OS}.msync)
29+
30+
add_entrypoint_object(remap_file_pages ALIAS DEPENDS
31+
.${LIBC_TARGET_OS}.remap_file_pages)
32+
33+
add_entrypoint_object(shm_open ALIAS DEPENDS .${LIBC_TARGET_OS}.shm_open)
34+
35+
add_entrypoint_object(shm_unlink ALIAS DEPENDS .${LIBC_TARGET_OS}.shm_unlink)
36+
37+
add_entrypoint_object(mremap ALIAS DEPENDS .${LIBC_TARGET_OS}.mremap)
38+
39+
add_entrypoint_object(process_mrelease ALIAS DEPENDS
40+
.${LIBC_TARGET_OS}.process_mrelease)

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