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authorLinus Torvalds <torvalds@linux-foundation.org>2019-03-06 01:08:26 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-06 01:08:26 +0300
commitb1b988a6a035212f5ea205155c49ce449beedee8 (patch)
treeaf28071cdede91fe92471c45718d56add3fafab4 /arch/Kconfig
parentedaed168e135f8ec87b27b567a367cbb041f2243 (diff)
parentcfbe271667b7aba03b403aee916ccd457409d2e8 (diff)
downloadlinux-b1b988a6a035212f5ea205155c49ce449beedee8.tar.xz
Merge branch 'timers-2038-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull year 2038 updates from Thomas Gleixner: "Another round of changes to make the kernel ready for 2038. After lots of preparatory work this is the first set of syscalls which are 2038 safe: 403 clock_gettime64 404 clock_settime64 405 clock_adjtime64 406 clock_getres_time64 407 clock_nanosleep_time64 408 timer_gettime64 409 timer_settime64 410 timerfd_gettime64 411 timerfd_settime64 412 utimensat_time64 413 pselect6_time64 414 ppoll_time64 416 io_pgetevents_time64 417 recvmmsg_time64 418 mq_timedsend_time64 419 mq_timedreceiv_time64 420 semtimedop_time64 421 rt_sigtimedwait_time64 422 futex_time64 423 sched_rr_get_interval_time64 The syscall numbers are identical all over the architectures" * 'timers-2038-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (36 commits) riscv: Use latest system call ABI checksyscalls: fix up mq_timedreceive and stat exceptions unicore32: Fix __ARCH_WANT_STAT64 definition asm-generic: Make time32 syscall numbers optional asm-generic: Drop getrlimit and setrlimit syscalls from default list 32-bit userspace ABI: introduce ARCH_32BIT_OFF_T config option compat ABI: use non-compat openat and open_by_handle_at variants y2038: add 64-bit time_t syscalls to all 32-bit architectures y2038: rename old time and utime syscalls y2038: remove struct definition redirects y2038: use time32 syscall names on 32-bit syscalls: remove obsolete __IGNORE_ macros y2038: syscalls: rename y2038 compat syscalls x86/x32: use time64 versions of sigtimedwait and recvmmsg timex: change syscalls to use struct __kernel_timex timex: use __kernel_timex internally sparc64: add custom adjtimex/clock_adjtime functions time: fix sys_timer_settime prototype time: Add struct __kernel_timex time: make adjtime compat handling available for 32 bit ...
Diffstat (limited to 'arch/Kconfig')
-rw-r--r--arch/Kconfig12
1 files changed, 11 insertions, 1 deletions
diff --git a/arch/Kconfig b/arch/Kconfig
index 4cfb6de48f79..cd5f443865ec 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -276,6 +276,16 @@ config ARCH_THREAD_STACK_ALLOCATOR
config ARCH_WANTS_DYNAMIC_TASK_STRUCT
bool
+config ARCH_32BIT_OFF_T
+ bool
+ depends on !64BIT
+ help
+ All new 32-bit architectures should have 64-bit off_t type on
+ userspace side which corresponds to the loff_t kernel type. This
+ is the requirement for modern ABIs. Some existing architectures
+ still support 32-bit off_t. This option is enabled for all such
+ architectures explicitly.
+
config HAVE_REGS_AND_STACK_ACCESS_API
bool
help
@@ -759,7 +769,7 @@ config 64BIT_TIME
handling.
config COMPAT_32BIT_TIME
- def_bool (!64BIT && 64BIT_TIME) || COMPAT
+ def_bool !64BIT || COMPAT
help
This enables 32 bit time_t support in addition to 64 bit time_t support.
This is relevant on all 32-bit architectures, and 64-bit architectures