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jserv 2021-09-01 01:47:08 +00:00
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index.html
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@ -18,7 +18,7 @@
<h2 class='titleHead'>The Linux Kernel Module Programming Guide</h2>
<div class='author'><span class='ecrm-1200'>Peter Jay Salzman, Michael Burian, Ori Pomerantz, Bob Mottram, Jim Huang</span></div><br />
<div class='date'><span class='ecrm-1200'>August 31, 2021</span></div>
<div class='date'><span class='ecrm-1200'>September 1, 2021</span></div>
@ -2949,7 +2949,7 @@ COLLECT_GCC_OPTIONS='-v' '-Q' '-O2' '--help=target' '-mtune=generic' '-marc
...
</pre>
<!-- l. 1235 --><p class='nopar'>But CET should not be enabled in the kernel, it may break the Kprobes and bpf.
Consequently, CET is disabled since v.11. To guarantee the manual symbol lookup
Consequently, CET is disabled since v5.11. To guarantee the manual symbol lookup
worked, we only use up to v5.4.
</p><!-- l. 1240 --><p class='indent'> Unfortunately, since Linux v5.7 <code> <span class='ectt-1000'>kallsyms_lookup_name</span>
</code> is also unexported, it needs certain trick to get the address of

4
lkmpg-for-ht.html
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@ -18,7 +18,7 @@
<h2 class='titleHead'>The Linux Kernel Module Programming Guide</h2>
<div class='author'><span class='ecrm-1200'>Peter Jay Salzman, Michael Burian, Ori Pomerantz, Bob Mottram, Jim Huang</span></div><br />
<div class='date'><span class='ecrm-1200'>August 31, 2021</span></div>
<div class='date'><span class='ecrm-1200'>September 1, 2021</span></div>
@ -2949,7 +2949,7 @@ COLLECT_GCC_OPTIONS='-v' '-Q' '-O2' '--help=target' '-mtune=generic' '-marc
...
</pre>
<!-- l. 1235 --><p class='nopar'>But CET should not be enabled in the kernel, it may break the Kprobes and bpf.
Consequently, CET is disabled since v.11. To guarantee the manual symbol lookup
Consequently, CET is disabled since v5.11. To guarantee the manual symbol lookup
worked, we only use up to v5.4.
</p><!-- l. 1240 --><p class='indent'> Unfortunately, since Linux v5.7 <code> <span class='ectt-1000'>kallsyms_lookup_name</span>
</code> is also unexported, it needs certain trick to get the address of