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mm: wire up syscall process_mrelease

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Split off from prev patch in the series that implements the syscall.

Link: https://lkml.kernel.org/r/[email protected]
Signed-off-by: Suren Baghdasaryan <[email protected]>
Acked-by: Geert Uytterhoeven <[email protected]>
Cc: Andy Lutomirski <[email protected]>
Cc: Christian Brauner <[email protected]>
Cc: Christoph Hellwig <[email protected]>
Cc: David Hildenbrand <[email protected]>
Cc: David Rientjes <[email protected]>
Cc: Florian Weimer <[email protected]>
Cc: Jan Engelhardt <[email protected]>
Cc: Jann Horn <[email protected]>
Cc: Johannes Weiner <[email protected]>
Cc: Matthew Wilcox (Oracle) <[email protected]>
Cc: Michal Hocko <[email protected]>
Cc: Minchan Kim <[email protected]>
Cc: Oleg Nesterov <[email protected]>
Cc: Rik van Riel <[email protected]>
Cc: Roman Gushchin <[email protected]>
Cc: Shakeel Butt <[email protected]>
Cc: Tim Murray <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
Signed-off-by: Linus Torvalds <[email protected]>
This commit is contained in:
Suren Baghdasaryan authored and Linus Torvalds committed 2021-09-03 09:58:17 -07:00
1 parent 884a7e5964
commit dce4910396
21 files changed
+38 -2
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arch/alpha/kernel/syscalls/syscall.tbl
+2
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@@ -486,3 +486,5 @@
554 common landlock_create_ruleset sys_landlock_create_ruleset
555 common landlock_add_rule sys_landlock_add_rule
556 common landlock_restrict_self sys_landlock_restrict_self
# 557 reserved for memfd_secret
558 common process_mrelease sys_process_mrelease
arch/arm/tools/syscall.tbl
+2
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@@ -460,3 +460,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
arch/arm64/include/asm/unistd.h
+1 -1
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@@ -38,7 +38,7 @@
#define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE + 5)
#define __ARM_NR_COMPAT_END (__ARM_NR_COMPAT_BASE + 0x800)
#define __NR_compat_syscalls 447
#define __NR_compat_syscalls 449
#endif
#define __ARCH_WANT_SYS_CLONE
arch/arm64/include/asm/unistd32.h
+2
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@@ -901,6 +901,8 @@ __SYSCALL(__NR_landlock_create_ruleset, sys_landlock_create_ruleset)
__SYSCALL(__NR_landlock_add_rule, sys_landlock_add_rule)
#define __NR_landlock_restrict_self 446
__SYSCALL(__NR_landlock_restrict_self, sys_landlock_restrict_self)
#define __NR_process_mrelease 448
__SYSCALL(__NR_process_mrelease, sys_process_mrelease)
/*
* Please add new compat syscalls above this comment and update
arch/ia64/kernel/syscalls/syscall.tbl
+2
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@@ -367,3 +367,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
arch/m68k/kernel/syscalls/syscall.tbl
+2
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@@ -446,3 +446,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
arch/microblaze/kernel/syscalls/syscall.tbl
+2
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@@ -452,3 +452,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
arch/mips/kernel/syscalls/syscall_n32.tbl
+2
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@@ -385,3 +385,5 @@
444 n32 landlock_create_ruleset sys_landlock_create_ruleset
445 n32 landlock_add_rule sys_landlock_add_rule
446 n32 landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 n32 process_mrelease sys_process_mrelease
arch/mips/kernel/syscalls/syscall_n64.tbl
+2
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@@ -361,3 +361,5 @@
444 n64 landlock_create_ruleset sys_landlock_create_ruleset
445 n64 landlock_add_rule sys_landlock_add_rule
446 n64 landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 n64 process_mrelease sys_process_mrelease
arch/mips/kernel/syscalls/syscall_o32.tbl
+2
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@@ -434,3 +434,5 @@
444 o32 landlock_create_ruleset sys_landlock_create_ruleset
445 o32 landlock_add_rule sys_landlock_add_rule
446 o32 landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 o32 process_mrelease sys_process_mrelease
arch/parisc/kernel/syscalls/syscall.tbl
+2
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@@ -444,3 +444,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
arch/powerpc/kernel/syscalls/syscall.tbl
+2
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@@ -526,3 +526,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
arch/s390/kernel/syscalls/syscall.tbl
+2
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@@ -449,3 +449,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease sys_process_mrelease
arch/sh/kernel/syscalls/syscall.tbl
+2
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@@ -449,3 +449,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
arch/sparc/kernel/syscalls/syscall.tbl
+2
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@@ -492,3 +492,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
arch/x86/entry/syscalls/syscall_32.tbl
+1
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@@ -452,3 +452,4 @@
445 i386 landlock_add_rule sys_landlock_add_rule
446 i386 landlock_restrict_self sys_landlock_restrict_self
447 i386 memfd_secret sys_memfd_secret
448 i386 process_mrelease sys_process_mrelease
arch/x86/entry/syscalls/syscall_64.tbl
+1
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@@ -369,6 +369,7 @@
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
447 common memfd_secret sys_memfd_secret
448 common process_mrelease sys_process_mrelease
#
# Due to a historical design error, certain syscalls are numbered differently
arch/xtensa/kernel/syscalls/syscall.tbl
+2
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@@ -417,3 +417,5 @@
444 common landlock_create_ruleset sys_landlock_create_ruleset
445 common landlock_add_rule sys_landlock_add_rule
446 common landlock_restrict_self sys_landlock_restrict_self
# 447 reserved for memfd_secret
448 common process_mrelease sys_process_mrelease
include/linux/syscalls.h
+1
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@@ -915,6 +915,7 @@ asmlinkage long sys_mincore(unsigned long start, size_t len,
asmlinkage long sys_madvise(unsigned long start, size_t len, int behavior);
asmlinkage long sys_process_madvise(int pidfd, const struct iovec __user *vec,
size_t vlen, int behavior, unsigned int flags);
asmlinkage long sys_process_mrelease(int pidfd, unsigned int flags);
asmlinkage long sys_remap_file_pages(unsigned long start, unsigned long size,
unsigned long prot, unsigned long pgoff,
unsigned long flags);
include/uapi/asm-generic/unistd.h
+3 -1
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@@ -877,9 +877,11 @@ __SYSCALL(__NR_landlock_restrict_self, sys_landlock_restrict_self)
#define __NR_memfd_secret 447
__SYSCALL(__NR_memfd_secret, sys_memfd_secret)
#endif
#define __NR_process_mrelease 448
__SYSCALL(__NR_process_mrelease, sys_process_mrelease)
#undef __NR_syscalls
#define __NR_syscalls 448
#define __NR_syscalls 449
/*
* 32 bit systems traditionally used different
kernel/sys_ni.c
+1
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@@ -289,6 +289,7 @@ COND_SYSCALL(munlockall);
COND_SYSCALL(mincore);
COND_SYSCALL(madvise);
COND_SYSCALL(process_madvise);
COND_SYSCALL(process_mrelease);
COND_SYSCALL(remap_file_pages);
COND_SYSCALL(mbind);
COND_SYSCALL_COMPAT(mbind);