Revert "msm: Remove old unused sdio related code"

This reverts commit 68d49144eb79d62c92943aca9e29e71a43d376e5.
Revert "PM / tracing: remove deprecated power trace API"

This reverts commit 7f1f7bc785d9da52c76b73c1e334f5ce53387267.
Revert "af_unix: speedup /proc/net/unix"

This reverts commit 570c963e5eb66a6f99b9209acb2762eac181b300.
Revert "enabled unaligned access for krait cores"

This reverts commit 2285edd51a65e5bdffd26ffa5d08483854aa0c87.
Revert "Enable HAVE_EFFICIENT_UNALIGNED_ACCESS in all Krait cores."

This reverts commit ae1c430d8a2cac89c547edc7e6e6863c83cd2d65.
Revert "disabled MSM_DCVS"

This reverts commit 2f3bcf2e760e1a4c5cf4869e3f26a6f8e3280a6a.
Revert "remove MSM_RUN_QUEUE_STATS"

This reverts commit 303084bd95a88551c87dc84edc18cebc4b3c648f.
Revert "removed -march=armv7-a"

This reverts commit ddd56e24980246dec1e0b7497f5d0ac620f10870.
Revert "ARM: Use -mcpu=cortex-a15 when targeting MSM Krait CPUs"

This reverts commit 462e6e1d35bfa56dfdb0f49d715d4df7d9f9074f.