Moderate: glibc security, bug fix, and enhancement update (Oracle Linux 8)

[2.28-127.0.1]
- add Ampere emag to tunable cpu list (Patrick McGehearty)
- add optimized memset for emag
- add an ASIMD variant of strlen for falkor
- Orabug: 2700101.
- Modify glibc-ora28849085.patch so it works with RHCK kernels.
- Orabug: 28849085.
- Make _IO_funlockfile match __funlockfile and _IO_flockfile match __flockfile
- Both should test
- if (stream->_flags & _IO_USER_LOCK) == 0)
- _IO_lock_lock (*stream->_lock);
- OraBug: 28481550.
Reviewed-by: Qing Zhao <qing.zhao@oracle.com>

[2.28-127]
- Improve performance of library strstr() function (#1821531)

[2.28-126]
- Do not clobber errno in nss_compat (#1836867)

[2.28-125]
- Support building rpm under newer versions of Coverity Scan (#1835999)

[2.28-124]
- Enhance memory protection key support on ppc64le (#1642150)

[2.28-123]
- Reduce IFUNC resolver usage in libpthread and librt (#1748197)

[2.28-122]
- Math library optimizations for IBM Z (#1780204)
- Additional patch for s_nearbyint.c

[2.28-121]
- elf: Assign TLS modid later during dlopen (#1774115)

[2.28-120]
- x86-64: Automatically install nss_db.i686 for 32-bit environments (#1807824)

[2.28-119]
- ppc64le: Enable protection key support (#1642150)

[2.28-118]
- ppc64le: floating-point status and exception optimizations (#1783303)

[2.28-117]
- Update to Linux 5.6 syscall-names.list. (#1810224)

[2.28-116]
- CVE-2020-1751: Fix an array overflow in backtrace on PowerPC. (#1813399)

[2.28-115]
- CVE:2020-1752: Fix a use after free in glob when expanding ~user. (#1813398)

[2.28-114]
- CVE-2020-10029: Prevent stack corruption from crafted input in cosl, sinl,
sincosl, and tanl function. (#1811796)

[2.28-113]
- Improve elf/ and nptl/ testsuites (#1810223)

[2.28-112]
- Fix resource leak in getaddrinfo (#1810146)

[2.28-111]
- Protect locale archive against corruption (#1784525)

[2.28-110]
- Properly handle signed vs. unsigned values in mallopt (#1784520)

[2.28-109]
- Update and harmonize locale names with CLDR (#1757354)

[2.28-108]
- Fix filter and auxiliary filter implementation (#1812756)

[2.28-107]
- Handle .dynstr located in separate segment (#1774114)

[2.28-106]
- Disable vtable validation for pre-2.1 interposed handles (#1775819)

[2.28-105]
- Define __CORRECT_ISO_CPP_STRING_H_PROTO for Clang. (#1784519)

[2.28-104]
- Math library optimizations for IBM Z (#1780204)

[2.28-103]
- Filter 'ignore' autofs mount entries in getmntent (#1743445)

[2.28-102]
- Fix /etc/resolv.conf reloading defects (#1810142)