github-mirror/linux
1
0
Fork 0
mirror of https://github.com/torvalds/linux.git synced 2026-05-12 16:18:45 +02:00
Code Issues Actions Packages Projects Releases Wiki Activity

Probes updates for v7.1

Browse Source 
- fprobe: do not zero out unused fgraph_data. This removes unneeded
   memset of fgraph_data in fprobe entry handler.
 -----BEGIN PGP SIGNATURE-----
 
 iQFPBAABCgA5FiEEh7BulGwFlgAOi5DV2/sHvwUrPxsFAmnhhjEbHG1hc2FtaS5o
 aXJhbWF0c3VAZ21haWwuY29tAAoJENv7B78FKz8bfBMH/21EM4dL2oDrsR3Ud7G+
 R1LYB959jkztJlIKQ9xGBdUpyMd97JYszknpTG4QHb7XW4FrcvZMiHeT9AW6ZBzw
 zJkWVbSCst7sNYpjmqFcf/p3uUJp3/jHNG6byQ2/oWW9bilWPitY1LDL8u/VwzWN
 ZN35B09bw2IgKXbxCNoNlASdV8w/nnVI+CEjKSbLJBVQffBzU9losLt5Qu1i5w/A
 Q5O5ZLkeawQhRzilxVAqae7U949MzRvn28EiLyMJ4rJA0vWH+ijg7vFYmC4hnFde
 GNzJ7q7S87BmApTsSVT+QBCpIGd2XjLYfiYZBBoZIZE2wXI4fxgF+cd05XE51hrG
 mTs=
 =ycSD
 -----END PGP SIGNATURE-----

Merge tag 'probes-v7.1' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace

Pull fprobe update from Masami Hiramatsu:

 - do not zero out unused fgraph_data. This removes unneeded memset of
   fgraph_data in fprobe entry handler.

* tag 'probes-v7.1' of git://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace:
  tracing: fprobe: do not zero out unused fgraph_data
This commit is contained in:
Linus Torvalds 2026-04-17 09:18:32 -07:00
commit c9e03d5948
1 changed files with 0 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
kernel/trace/fprobe.c
View File

@ -450,8 +450,6 @@ static int fprobe_fgraph_entry(struct ftrace_graph_ent *trace, struct fgraph_ops
used += FPROBE_HEADER_SIZE_IN_LONG + size_words;
}
}
if (used < reserved_words)
memset(fgraph_data + used, 0, reserved_words - used);
/* If any exit_handler is set, data must be used. */
return used != 0;