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Three tracing fixes:

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- Allow compares of strings when using signed and unsigned characters
 
 - Fix kmemleak false positive for histogram entries.
 
 - Handle negative numbers for user defined kretprobe data sizes
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Merge tag 'trace-v5.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace

Pull tracing fixes from Steven Rostedt:
 "Three tracing fixes:

   - Allow compares of strings when using signed and unsigned characters

   - Fix kmemleak false positive for histogram entries

   - Handle negative numbers for user defined kretprobe data sizes"

* tag 'trace-v5.16-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace:
  kprobes: Limit max data_size of the kretprobe instances
  tracing: Fix a kmemleak false positive in tracing_map
  tracing/histograms: String compares should not care about signed values
This commit is contained in:
Linus Torvalds 2021-12-02 11:07:41 -08:00
commit 2b2c0f24ba
4 changed files with 9 additions and 1 deletions
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2
include/linux/kprobes.h
View file

@ -153,6 +153,8 @@ struct kretprobe {
struct kretprobe_holder *rph;
};
#define KRETPROBE_MAX_DATA_SIZE 4096
struct kretprobe_instance {
union {
struct freelist_node freelist;