Revert of Make text section 2MB aligned for hugepages.

Revert of Make text section 2MB aligned for hugepages. (patchset #7 id:120001 of https://codereview.chromium.org/1619713007/ )

Reason for revert:
Causing failures on x86-alex, peach_pit, and daisy_skate (render process crash in login screen).

Original issue's description:
> Make text section 2MB aligned for hugepages.
>
> If we do not use the option '-Wl,--section-start=.text=2001000' at
> link time, the performance gain on hugepages is gone. This is probably
> because the original text section is not 2MB aligned and the after
> mremap, the hugepage is not preserved.
>
> BUG=chromium:569963
> TEST=The performance gain is back on micro benchmarks.
>
> Committed: https://crrev.com/1384534a94e6324d74906f0cbc1e707606c063f2
> Cr-Commit-Position: refs/heads/master@{#373673}

TBR=rickyz@chromium.org,cmtice@chromium.org,kenchen@google.com,llozano@chromium.org,shenhan@chromium.org,yunlian@chromium.org,yunlian@chromium.org
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:569963
Committed: https://crrev.com/f0aab631c727924fb1ae2ff9e6ba5878c073b717
Cr-Commit-Position: refs/heads/master@{#374687}

[stevenjb, 2016-02-10 16:42:19]

Created Revert of Make text section 2MB aligned for hugepages.

[commit-bot: I haz the power, 2016-02-10 16:43:45]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1687033002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1687033002/1

[commit-bot: I haz the power, 2016-02-10 16:47:20]

The CQ bit was unchecked by commit-bot@chromium.org

[commit-bot: I haz the power, 2016-02-10 16:47:21]

Try jobs failed on following builders:
  android_chromium_gn_compile_dbg on tryserver.chromium.android (JOB_FAILED,
https://build.chromium.org/p/tryserver.chromium.android/builders/android_chro...)
  linux_chromium_chromeos_compile_dbg_ng on tryserver.chromium.linux
(JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_chromeos_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_clobber_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_gn_chromeos_rel on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  linux_chromium_rel_ng on tryserver.chromium.linux (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_...)
  ios_dbg_simulator_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_dbg_simulator...)
  ios_rel_device_ninja on tryserver.chromium.mac (JOB_FAILED,
http://build.chromium.org/p/tryserver.chromium.mac/builders/ios_rel_device_ni...)

[stevenjb, 2016-02-10 17:32:14]

The CQ bit was checked by stevenjb@chromium.org

[commit-bot: I haz the power, 2016-02-10 17:34:33]

CQ is trying da patch. Follow status at
 https://chromium-cq-status.appspot.com/patch-status/1687033002/1
View timeline at
 https://chromium-cq-status.appspot.com/patch-timeline/1687033002/1

[ketakid, 2016-02-10 17:51:16]

Description was changed from

==========
Revert of Make text section 2MB aligned for hugepages. (patchset #7 id:120001 of
https://codereview.chromium.org/1619713007/ )

Reason for revert:
Causing failures on x86-alex, peach_pit, and daisy_skate (render process crash
in login screen).



Original issue's description:
> Make text section 2MB aligned for hugepages.
> 
> If we do not use the option '-Wl,--section-start=.text=2001000' at
> link time, the performance gain on hugepages is gone. This is probably
> because the original text section is not 2MB aligned and the after
> mremap, the hugepage is not preserved.
> 
> BUG=chromium:569963
> TEST=The performance gain is back on micro benchmarks.
> 
> Committed: https://crrev.com/1384534a94e6324d74906f0cbc1e707606c063f2
> Cr-Commit-Position: refs/heads/master@{#373673}

TBR=rickyz@chromium.org,cmtice@chromium.org,kenchen@google.com,llozano@chromi...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:569963
==========

to

==========
Revert of Make text section 2MB aligned for hugepages. (patchset #7 id:120001 of
https://codereview.chromium.org/1619713007/ )

Reason for revert:
Causing failures on x86-alex, peach_pit, and daisy_skate (render process crash
in login screen).



Original issue's description:
> Make text section 2MB aligned for hugepages.
> 
> If we do not use the option '-Wl,--section-start=.text=2001000' at
> link time, the performance gain on hugepages is gone. This is probably
> because the original text section is not 2MB aligned and the after
> mremap, the hugepage is not preserved.
> 
> BUG=chromium:569963
> TEST=The performance gain is back on micro benchmarks.
> 
> Committed: https://crrev.com/1384534a94e6324d74906f0cbc1e707606c063f2
> Cr-Commit-Position: refs/heads/master@{#373673}

TBR=rickyz@chromium.org,cmtice@chromium.org,kenchen@google.com,llozano@chromi...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:569963
==========

[commit-bot: I haz the power, 2016-02-10 18:08:16]

Description was changed from

==========
Revert of Make text section 2MB aligned for hugepages. (patchset #7 id:120001 of
https://codereview.chromium.org/1619713007/ )

Reason for revert:
Causing failures on x86-alex, peach_pit, and daisy_skate (render process crash
in login screen).



Original issue's description:
> Make text section 2MB aligned for hugepages.
> 
> If we do not use the option '-Wl,--section-start=.text=2001000' at
> link time, the performance gain on hugepages is gone. This is probably
> because the original text section is not 2MB aligned and the after
> mremap, the hugepage is not preserved.
> 
> BUG=chromium:569963
> TEST=The performance gain is back on micro benchmarks.
> 
> Committed: https://crrev.com/1384534a94e6324d74906f0cbc1e707606c063f2
> Cr-Commit-Position: refs/heads/master@{#373673}

TBR=rickyz@chromium.org,cmtice@chromium.org,kenchen@google.com,llozano@chromi...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:569963
==========

to

==========
Revert of Make text section 2MB aligned for hugepages. (patchset #7 id:120001 of
https://codereview.chromium.org/1619713007/ )

Reason for revert:
Causing failures on x86-alex, peach_pit, and daisy_skate (render process crash
in login screen).



Original issue's description:
> Make text section 2MB aligned for hugepages.
> 
> If we do not use the option '-Wl,--section-start=.text=2001000' at
> link time, the performance gain on hugepages is gone. This is probably
> because the original text section is not 2MB aligned and the after
> mremap, the hugepage is not preserved.
> 
> BUG=chromium:569963
> TEST=The performance gain is back on micro benchmarks.
> 
> Committed: https://crrev.com/1384534a94e6324d74906f0cbc1e707606c063f2
> Cr-Commit-Position: refs/heads/master@{#373673}

TBR=rickyz@chromium.org,cmtice@chromium.org,kenchen@google.com,llozano@chromi...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:569963
==========

[commit-bot: I haz the power, 2016-02-10 18:08:18]

Committed patchset #1 (id:1)

[commit-bot: I haz the power, 2016-02-10 18:10:18]

Description was changed from

==========
Revert of Make text section 2MB aligned for hugepages. (patchset #7 id:120001 of
https://codereview.chromium.org/1619713007/ )

Reason for revert:
Causing failures on x86-alex, peach_pit, and daisy_skate (render process crash
in login screen).



Original issue's description:
> Make text section 2MB aligned for hugepages.
> 
> If we do not use the option '-Wl,--section-start=.text=2001000' at
> link time, the performance gain on hugepages is gone. This is probably
> because the original text section is not 2MB aligned and the after
> mremap, the hugepage is not preserved.
> 
> BUG=chromium:569963
> TEST=The performance gain is back on micro benchmarks.
> 
> Committed: https://crrev.com/1384534a94e6324d74906f0cbc1e707606c063f2
> Cr-Commit-Position: refs/heads/master@{#373673}

TBR=rickyz@chromium.org,cmtice@chromium.org,kenchen@google.com,llozano@chromi...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:569963
==========

to

==========
Revert of Make text section 2MB aligned for hugepages. (patchset #7 id:120001 of
https://codereview.chromium.org/1619713007/ )

Reason for revert:
Causing failures on x86-alex, peach_pit, and daisy_skate (render process crash
in login screen).

Original issue's description:
> Make text section 2MB aligned for hugepages.
>
> If we do not use the option '-Wl,--section-start=.text=2001000' at
> link time, the performance gain on hugepages is gone. This is probably
> because the original text section is not 2MB aligned and the after
> mremap, the hugepage is not preserved.
>
> BUG=chromium:569963
> TEST=The performance gain is back on micro benchmarks.
>
> Committed: https://crrev.com/1384534a94e6324d74906f0cbc1e707606c063f2
> Cr-Commit-Position: refs/heads/master@{#373673}

TBR=rickyz@chromium.org,cmtice@chromium.org,kenchen@google.com,llozano@chromi...
# Not skipping CQ checks because original CL landed more than 1 days ago.
BUG=chromium:569963

Committed: https://crrev.com/f0aab631c727924fb1ae2ff9e6ba5878c073b717
Cr-Commit-Position: refs/heads/master@{#374687}
==========

[commit-bot: I haz the power, 2016-02-10 18:10:19]

Patchset 1 (id:??) landed as
https://crrev.com/f0aab631c727924fb1ae2ff9e6ba5878c073b717
Cr-Commit-Position: refs/heads/master@{#374687}