Commit dce49103 authored Sep 02, 2021 by Suren Baghdasaryan Committed by Linus Torvalds Sep 03, 2021

mm: wire up syscall process_mrelease

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

Link: https://lkml.kernel.org/r/20210809185259.405936-2-surenb@google.com


Signed-off-by: Suren Baghdasaryan <surenb@google.com>
Acked-by: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Christian Brauner <christian.brauner@ubuntu.com>
Cc: Christoph Hellwig <hch@infradead.org>
Cc: David Hildenbrand <david@redhat.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Florian Weimer <fweimer@redhat.com>
Cc: Jan Engelhardt <jengelh@inai.de>
Cc: Jann Horn <jannh@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Matthew Wilcox (Oracle) <willy@infradead.org>
Cc: Michal Hocko <mhocko@suse.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Rik van Riel <riel@surriel.com>
Cc: Roman Gushchin <guro@fb.com>
Cc: Shakeel Butt <shakeelb@google.com>
Cc: Tim Murray <timmurray@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

parent 884a7e59

arch/alpha/kernel/syscalls/syscall.tbl

+2 −0

Original line number	Diff line number	Diff line
		@@ -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 −0

Original line number	Diff line number	Diff line
		@@ -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

Original line number	Diff line number	Diff line
		@@ -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 −0

Original line number	Diff line number	Diff line
		@@ -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 −0

Original line number	Diff line number	Diff line
		@@ -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