commit: b04b4884fb067d279a308f149aee2b9dc11d09ca
Author: Sam James <sam <AT> gentoo <DOT> org>
AuthorDate: Thu Aug 22 12:43:45 2024 +0000
Commit: Sam James <sam <AT> gentoo <DOT> org>
CommitDate: Thu Aug 22 12:43:45 2024 +0000
URL: https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=b04b4884
dev-debug/dtrace: elaborate on kprobes being bad
Signed-off-by: Sam James <sam <AT> gentoo.org>
dev-debug/dtrace/dtrace-2.0.1.1-r1.ebuild | 2 +-
dev-debug/dtrace/dtrace-9999.ebuild | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/dev-debug/dtrace/dtrace-2.0.1.1-r1.ebuild
b/dev-debug/dtrace/dtrace-2.0.1.1-r1.ebuild
index adfca6d38fe1..250c9ddd9755 100644
--- a/dev-debug/dtrace/dtrace-2.0.1.1-r1.ebuild
+++ b/dev-debug/dtrace/dtrace-2.0.1.1-r1.ebuild
@@ -91,7 +91,7 @@ pkg_pretend() {
CONFIG_CHECK+=" ~FPROBE"
# DTrace can fallback to kprobes for fbt but people often want them off
# for security and newer kernels work fine with BPF for that, so
- # let's omit it.
+ # let's omit it. kprobes are slower and scale poorly.
# https://gcc.gnu.org/PR84052
CONFIG_CHECK+=" !GCC_PLUGIN_RANDSTRUCT"
diff --git a/dev-debug/dtrace/dtrace-9999.ebuild
b/dev-debug/dtrace/dtrace-9999.ebuild
index adfca6d38fe1..250c9ddd9755 100644
--- a/dev-debug/dtrace/dtrace-9999.ebuild
+++ b/dev-debug/dtrace/dtrace-9999.ebuild
@@ -91,7 +91,7 @@ pkg_pretend() {
CONFIG_CHECK+=" ~FPROBE"
# DTrace can fallback to kprobes for fbt but people often want them off
# for security and newer kernels work fine with BPF for that, so
- # let's omit it.
+ # let's omit it. kprobes are slower and scale poorly.
# https://gcc.gnu.org/PR84052
CONFIG_CHECK+=" !GCC_PLUGIN_RANDSTRUCT"
