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Date: Mon, 13 Jan 2020 19:09:33 -0000 From: "tip-bot2 for Vincenzo Frascino" <tip-bot2@...utronix.de> To: linux-tip-commits@...r.kernel.org Cc: Vincenzo Frascino <vincenzo.frascino@....com>, Thomas Gleixner <tglx@...utronix.de>, x86 <x86@...nel.org>, LKML <linux-kernel@...r.kernel.org> Subject: [tip: timers/core] lib/vdso: Remove VDSO_HAS_32BIT_FALLBACK The following commit has been merged into the timers/core branch of tip: Commit-ID: 746bc1f8e7efa210881405c52ee3729406fa4e95 Gitweb: https://git.kernel.org/tip/746bc1f8e7efa210881405c52ee3729406fa4e95 Author: Vincenzo Frascino <vincenzo.frascino@....com> AuthorDate: Fri, 30 Aug 2019 14:58:58 +01:00 Committer: Thomas Gleixner <tglx@...utronix.de> CommitterDate: Fri, 10 Jan 2020 21:14:05 +01:00 lib/vdso: Remove VDSO_HAS_32BIT_FALLBACK VDSO_HAS_32BIT_FALLBACK was introduced to address a regression which caused seccomp to deny access to the applications to clock_gettime64() and clock_getres64() because they are not enabled in the existing filters. The purpose of VDSO_HAS_32BIT_FALLBACK was to simplify the conditional implementation of __cvdso_clock_get*time32() variants. Now that all the architectures that support the generic vDSO library have been converted to support the 32 bit fallbacks the conditional can be removed. Signed-off-by: Vincenzo Frascino <vincenzo.frascino@....com> Signed-off-by: Thomas Gleixner <tglx@...utronix.de> Link: https://lore.kernel.org/r/20190830135902.20861-5-vincenzo.frascino@arm.com References: c60a32ea4f45 ("lib/vdso/32: Provide legacy syscall fallbacks") --- lib/vdso/gettimeofday.c | 10 ---------- 1 file changed, 10 deletions(-) diff --git a/lib/vdso/gettimeofday.c b/lib/vdso/gettimeofday.c index 8e77071..cd3aacf 100644 --- a/lib/vdso/gettimeofday.c +++ b/lib/vdso/gettimeofday.c @@ -126,13 +126,8 @@ __cvdso_clock_gettime32(clockid_t clock, struct old_timespec32 *res) ret = __cvdso_clock_gettime_common(clock, &ts); -#ifdef VDSO_HAS_32BIT_FALLBACK if (unlikely(ret)) return clock_gettime32_fallback(clock, res); -#else - if (unlikely(ret)) - ret = clock_gettime_fallback(clock, &ts); -#endif if (likely(!ret)) { res->tv_sec = ts.tv_sec; @@ -242,13 +237,8 @@ __cvdso_clock_getres_time32(clockid_t clock, struct old_timespec32 *res) ret = __cvdso_clock_getres_common(clock, &ts); -#ifdef VDSO_HAS_32BIT_FALLBACK if (unlikely(ret)) return clock_getres32_fallback(clock, res); -#else - if (unlikely(ret)) - ret = clock_getres_fallback(clock, &ts); -#endif if (likely(!ret && res)) { res->tv_sec = ts.tv_sec;
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