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Consistently use fbt_excluded() on all architectures.

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MFC after:	2 weeks
This commit is contained in:
Mark Johnston 2016-12-10 03:11:05 +00:00
parent 02315a6759
commit 8bb9b7f17a
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=309785
3 changed files with 10 additions and 32 deletions
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10
sys/cddl/dev/fbt/arm/fbt_isa.c
View File

@ -95,16 +95,8 @@ fbt_provide_module_function(linker_file_t lf, int symindx,
uint32_t *instr, *limit;
int popm;
if (strncmp(name, "dtrace_", 7) == 0 &&
strncmp(name, "dtrace_safe_", 12) != 0) {
/*
* Anything beginning with "dtrace_" may be called
* from probe context unless it explicitly indicates
* that it won't be called from probe context by
* using the prefix "dtrace_safe_".
*/
if (fbt_excluded(name))
return (0);
}
instr = (uint32_t *)symval->value;
limit = (uint32_t *)(symval->value + symval->size);

10
sys/cddl/dev/fbt/powerpc/fbt_isa.c
View File

@ -127,16 +127,8 @@ fbt_provide_module_function(linker_file_t lf, int symindx,
return (0);
#endif
if (strncmp(name, "dtrace_", 7) == 0 &&
strncmp(name, "dtrace_safe_", 12) != 0) {
/*
* Anything beginning with "dtrace_" may be called
* from probe context unless it explicitly indicates
* that it won't be called from probe context by
* using the prefix "dtrace_safe_".
*/
if (fbt_excluded(name) == 0)
return (0);
}
instr = (uint32_t *) symval->value;
limit = (uint32_t *) (symval->value + symval->size);

22
sys/cddl/dev/fbt/x86/fbt_isa.c
View File

@ -158,21 +158,15 @@ fbt_provide_module_function(linker_file_t lf, int symindx,
int size;
uint8_t *instr, *limit;
if ((strncmp(name, "dtrace_", 7) == 0 &&
strncmp(name, "dtrace_safe_", 12) != 0) ||
strcmp(name, "trap_check") == 0) {
/*
* Anything beginning with "dtrace_" may be called
* from probe context unless it explicitly indicates
* that it won't be called from probe context by
* using the prefix "dtrace_safe_".
*
* Additionally, we avoid instrumenting trap_check() to avoid
* the possibility of generating a fault in probe context before
* DTrace's fault handler is called.
*/
if (fbt_excluded(name))
return (0);
/*
* trap_check() is a wrapper for DTrace's fault handler, so we don't
* want to be able to instrument it.
*/
if (strcmp(name, "trap_check") == 0)
return (0);
}
size = symval->size;