[OE-core] [for-krogoth] musl backport

[Khem Raj]

On Mon, Jul 11, 2016 at 10:39 AM, Otavio Salvador
<otavio.salvador at ossystems.com.br> wrote:
> Hello Khem and OE-Core fellows,
>
> I would like to propose the backport of following changes:
>
> commit a572a1181411668a9bd4c264f5124d13f3d7cead (HEAD -> for-krogoth)
> Author: Khem Raj <raj.khem at gmail.com>
> Date:   Thu Jun 23 15:23:19 2016 -0700
>
>     musl: Upgrade to tip
>
>     Rich Felker (4):
>           fix undefined pointer arithmetic in CMSG_NXTHDR macro
>           fix a64l undefined behavior on ILP32 archs, wrong results on
> LP64 archs
>           avoid padding gaps in struct sockaddr_storage
>           remove comments on copyright status from UTF-8 implementation files
>
>     Szabolcs Nagy (8):
>           fix the use of uninitialized value in regcomp
>           add preadv2 and pwritev2 syscall numbers for linux v4.6
>           add SO_CNX_ADVICE to sys/socket.h, new in linux v4.6
>           add ETH_P_MACSEC netinet/if_ether.h, new in linux v4.6
>           update siginfo struct for linux v4.6
>           add CLONE_NEWCGROUP clone flag, new in linux v4.6
>           add new tcp_info fields from linux v4.6
>           update sys/socket.h to linux v4.6
>
>     Signed-off-by: Khem Raj <raj.khem at gmail.com>
>     Signed-off-by: Ross Burton <ross.burton at intel.com>
>     (cherry picked from commit d81bb8c6362d59a124bbe9b3a60cb259733b120d)
>
> commit a8e05129847ac01bddb01dcd8f1592fcacf0c908
> Author: Khem Raj <raj.khem at gmail.com>
> Date:   Fri May 20 07:03:30 2016 -0700
>
>     musl: Update to latest tip
>
>     Bobby Bingham (3):
>           x32: remove arch-specific syscall remapping
>           x32: eliminate __X32_SYSCALL_BIT constant
>           deduplicate __NR_* and SYS_* syscall number definitions
>
>     Signed-off-by: Khem Raj <raj.khem at gmail.com>
>     Signed-off-by: Ross Burton <ross.burton at intel.com>
>     (cherry picked from commit 6993e88cccbfe2f990e4ea9bd7cc186d59e5a84b)
>
> commit d782ecec07bd270f1a9c7a440460cf4dd0cb1616
> Author: Khem Raj <raj.khem at gmail.com>
> Date:   Wed May 11 10:35:30 2016 -0700
>
>     musl: Upgrade to tip of tree
>
>     COPYRIGHT file was changed to clarfiy the MIT Licence
>     which resulted in checksum change, see
>
>     http://git.musl-libc.org/cgit/musl/commit/?id=f0a61399330bae42beeb27d6ecd05570b3382a60
>
>     below are changes in upgrade
>
>     Andrew Kelley (1):
>           fix incorrect protocol name and number for egp
>
>     Bobby Bingham (1):
>           add powerpc64 port
>
>     LeMay, Michael (1):
>           fix redundant processing of --build flag in configure script
>
>     Petr Vaněk (1):
>           remove dead store in res_msend
>
>     Rich Felker (10):
>           fix undefined pointer comparison in stdio-internal __toread
>           fix regression disabling use of pause instruction for x86 a_spin
>           fix read past end of haystack buffer for short needles in memmem
>           add support for mips and mips64 r6 isa
>           add mips n32 port (ILP32 ABI for mips64)
>           fix thread structure/dtv-pointer corruption on powerpc
>           fix FILE buffer underflow in ungetwc
>           update COPYRIGHT file to clarify that permissions apply for all files
>           follow standard configure behavior for cross compile prefix
>           fix spurious trailing whitespace in powerpc & powerpc64 bits/errno.h
>
>     Signed-off-by: Khem Raj <raj.khem at gmail.com>
>     Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
>     (cherry picked from commit 21d8d60b2bfb205dcb5d304119d4dbd627db7163)
>
> We have been using those backports locally with success and it fixes a
> number of important things for our application, as musl is ABI
> compatible I think those backports would be good for stable. What do
> you think?

These changes are safe for krogoth. Go ahead and send a pull request for krogoth