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author | Vincenzo Frascino <vincenzo.frascino@arm.com> | 2019-08-30 15:58:56 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2020-01-14 12:20:44 +0100 |
commit | bf279849ad59538a1518c667c0795ec1fe9dbd66 (patch) | |
tree | afefdfa9d8bc6b5f0cf274f41b9efc60d9b6fd7b /lib | |
parent | ARM: vdso: Set BUILD_VDSO32 and provide 32bit fallbacks (diff) | |
download | linux-bf279849ad59538a1518c667c0795ec1fe9dbd66.tar.xz linux-bf279849ad59538a1518c667c0795ec1fe9dbd66.zip |
lib/vdso: Build 32 bit specific functions in the right context
clock_gettime32 and clock_getres_time32 should be compiled only with a
32 bit vdso library.
Exclude these symbols when BUILD_VDSO32 is not defined.
Signed-off-by: Vincenzo Frascino <vincenzo.frascino@arm.com>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Andy Lutomirski <luto@kernel.org>
Link: https://lore.kernel.org/r/20190830135902.20861-3-vincenzo.frascino@arm.com
Diffstat (limited to 'lib')
-rw-r--r-- | lib/vdso/gettimeofday.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/vdso/gettimeofday.c b/lib/vdso/gettimeofday.c index 42bd8ab955fa..8e77071a4a77 100644 --- a/lib/vdso/gettimeofday.c +++ b/lib/vdso/gettimeofday.c @@ -117,6 +117,7 @@ __cvdso_clock_gettime(clockid_t clock, struct __kernel_timespec *ts) return 0; } +#ifdef BUILD_VDSO32 static __maybe_unused int __cvdso_clock_gettime32(clockid_t clock, struct old_timespec32 *res) { @@ -139,6 +140,7 @@ __cvdso_clock_gettime32(clockid_t clock, struct old_timespec32 *res) } return ret; } +#endif /* BUILD_VDSO32 */ static __maybe_unused int __cvdso_gettimeofday(struct __kernel_old_timeval *tv, struct timezone *tz) @@ -231,6 +233,7 @@ int __cvdso_clock_getres(clockid_t clock, struct __kernel_timespec *res) return 0; } +#ifdef BUILD_VDSO32 static __maybe_unused int __cvdso_clock_getres_time32(clockid_t clock, struct old_timespec32 *res) { @@ -253,4 +256,5 @@ __cvdso_clock_getres_time32(clockid_t clock, struct old_timespec32 *res) } return ret; } +#endif /* BUILD_VDSO32 */ #endif /* VDSO_HAS_CLOCK_GETRES */ |