Hi Yinghao/Josh, Thanks for the response. I already backported kpatch to the 3.4 kernel, using gcc 4.9, and we back ported 30+ commits, which I listed below in case someone else want to do the similar.
2f5f6ad9390c1ebbf738d130dbfe80b60eaa167e ccf3672d530170c98c734dfc5db07d64bcbad2ad a1e2e31d175a1349274eba3465d17616c6725f8c 08d636b6d4fb80647fe8869ea1cd97b2c26a4751 4a6d70c9505fef1d8906b1d61db3de5d8ecf9454 59a094c994a138049b41a44bc29cff9407d51c5b 8ed3e2cfe40ffe43630fd8efa34fc97c95b4c298 e4f5d5440bb860a3e8942ca8f7277a7f31798965 a192cd0413b71c2a3e4e48dd365af704be72b748 8a4d0a687a599f39b7df3fe15f2d51d2157caf44 08f6fba503111e0336f2b4d6915a4a18f9b60e51 4740974a6844156c14d741b0080b59d275679a23 ea701f11da44b44907af226fe5a5f57d2f26eeb2 647664eaf4033501739ac1f42dd52ce8c9266ccc 08f6fba503111e0336f2b4d6915a4a18f9b60e51 4de72395ff4cf48e23b61986dbc90b99a7c4ed97 d57c5d51a30152f3175d2344cb6395f08bf8ee0c ad97772ad82f57c83968079d0880c71ab126ab04 06aeaaeabf69da4a3e86df532425640f51b01cef 6eebdda35e6b18d0dddb2a44e34211bd94f0cad6 47d5a5f88b9d25d6464c9b60c28f391e84e3ed65 f7fa6ef0ded995aad68650a877198f70e44b7621 25764288d8dc4792f0f487baf043ccfee5d8c2ba ae6aa16fdc163afe6b04b6c073ad4ddd4663c03b e52538965119319447c0800c534da73142c27be2 4b036d54bf849a75d0103b33d92a53f89ecb9315 c6aaf4d0bb86e2154ea31a33804cec300611255f 9fd49328fc2a1cbfea542bcbcf004b5c81dc495b 706c81f87f84adbcf1f6553b9e6b69b3e28fc35a 9644302e3315e7e36495d230d5ac7125a316d33e a650e02a528ab9d6d6f0b8b57745c32f2a138459 f0cf973a224a3e3c1dec3395af3ba01cf14b1ff4 Thanks Michael On Mar 29, 2016, at 2:34 AM, Yinghao Xie <[email protected]<mailto:[email protected]>> wrote: hi, recently,i backport kpatch to CentOS 6.5 which kernel verison is 2.6.32-431,use gcc 4.8.2 . It seems there is no easy way to do it, using git to explore the v3.9 tag in kernel master branch is a good start . gcc 4.8.2 for rhel 6.5 http://people.centos.org/tru/devtools-2/readme http://superuser.com/questions/381160/how-to-install-gcc-4-7-x-4-8-x-on-centos
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