linker: Avoid logcat spam with some blobs

Many of pre-kitkat blobs would emit a "text relocations" warning which makes logcat completely unreadable.
This commit will hide this warning to prevent it.

Change-Id: I8f32b5bbfea33d732320b3ac29da6b0027fbd521
libc: krait: Use performance version of bcopy and memmove

Ported from CM10.2.

bionic-benchmarks on mako:
before:
                     iterations      ns/op
BM_string_memmove/8    50000000         32   243.54 MiB/s
BM_string_memmove/64   20000000        143   446.41 MiB/s
BM_string_memmove/512    2000000        885   578.14 MiB/s
BM_string_memmove/1K    1000000       1733   590.55 MiB/s
BM_string_memmove/8K     200000      13618   601.54 MiB/s
BM_string_memmove/16K     100000      27276   600.66 MiB/s
BM_string_memmove/32K      50000      59115   554.30 MiB/s
BM_string_memmove/64K      10000     118162   554.63 MiB/s

after:
                     iterations      ns/op
BM_string_memmove/8    50000000         20   381.94 MiB/s
BM_string_memmove/64  100000000         17  3636.07 MiB/s
BM_string_memmove/512   50000000         50 10116.80 MiB/s
BM_string_memmove/1K   20000000         98 10429.23 MiB/s
BM_string_memmove/8K    2000000        876  9346.43 MiB/s
BM_string_memmove/16K    1000000       1836  8923.09 MiB/s
BM_string_memmove/32K     500000       4392  7459.79 MiB/s
BM_string_memmove/64K     200000       8562  7653.85 MiB/s

Change-Id: Id64913a71857d9cfdf6bd1bbe2c66cfc49d72748
Merge tag 'android-4.4.1_r1' into HEAD

Android 4.4.1 Release 1
libc: krait: Implement optimized versions of memmove and bcopy

Restore a jellybean optimization for memmove and bcopy on krait.
Code has been refactored to thumb2 for consistency with the rest of
bionic libc, as well as performance and correctness.

Change-Id: I8f2f77dce4534fbce1bdf0188ab353bf34ab8637
Fix dns search domain use in gethostbyname.

Need to load search domain data before we attempt to use it.
bug:6799630

Change-Id: Ib228f4ca260339f71a2e28d5930c0a722bd43c92
__strnlen_chk: avoid recursive strlen calls

Don't use FORTIFY_SOURCE on functions which implement
FORTIFY_SOURCE.

Bug: 12216860
Change-Id: I61db1b47ccdd6bdcf41eab3303f4806494016199
Clean up more recursive FORTIFY_SOURCE calls

Don't use FORTIFY_SOURCE on functions which implement
FORTIFY_SOURCE, to avoid infinite recursion problems.

The previous patch only addressed one of the problems.

Bug: 12216860
Change-Id: I6f30ae7cb5b481be9942add18182ea4839d348a6
Merge remote-tracking branch 'cm/cm-11.0' into kk-4.4

Conflicts:
	libc/arch-arm/krait/bionic/memmove.S
	libc/arch-arm/krait/krait.mk