[OE-core] [PATCH] systemtap: Fixed probe syscall.sendfile failure
Muzaffar Mahmood
muzaffar_mahmood at mentor.com
Thu Aug 28 10:17:14 UTC 2014
From: Mikhail Durnev <mikhail_durnev at mentor.com>
Marked __syscall.compat_sendfile as optional
Signed-off-by: Mikhail Durnev <mikhail_durnev at mentor.com>
Signed-off-by: Muzaffar Mahmood <muzaffar_mahmood at mentor.com>
---
.../systemtap/tapset-linux-sendfile-syscall.patch | 12 ++++++++++++
meta/recipes-kernel/systemtap/systemtap_git.inc | 1 +
2 files changed, 13 insertions(+)
create mode 100644 meta/recipes-kernel/systemtap/systemtap/tapset-linux-sendfile-syscall.patch
diff --git a/meta/recipes-kernel/systemtap/systemtap/tapset-linux-sendfile-syscall.patch b/meta/recipes-kernel/systemtap/systemtap/tapset-linux-sendfile-syscall.patch
new file mode 100644
index 0000000..b42ab3c
--- /dev/null
+++ b/meta/recipes-kernel/systemtap/systemtap/tapset-linux-sendfile-syscall.patch
@@ -0,0 +1,12 @@
+diff -Naur old/tapset/linux/syscalls2.stp new/tapset/linux/syscalls2.stp
+--- old/tapset/linux/syscalls2.stp 2014-04-21 01:28:41.000000000 -0500
++++ new/tapset/linux/syscalls2.stp 2014-04-21 01:38:14.961233914 -0500
+@@ -1953,7 +1953,7 @@
+ # COMPAT_SYSCALL_DEFINE4(sendfile64, int, out_fd, int, in_fd,
+ # compat_loff_t __user *, offset, compat_size_t, count)
+ #
+-probe syscall.sendfile = __syscall.sendfile, __syscall.compat_sendfile
++probe syscall.sendfile = __syscall.sendfile, __syscall.compat_sendfile ?
+ {
+ name = "sendfile"
+ out_fd = __int32($out_fd)
diff --git a/meta/recipes-kernel/systemtap/systemtap_git.inc b/meta/recipes-kernel/systemtap/systemtap_git.inc
index 717d66f..3e1e80a 100644
--- a/meta/recipes-kernel/systemtap/systemtap_git.inc
+++ b/meta/recipes-kernel/systemtap/systemtap_git.inc
@@ -6,6 +6,7 @@ PV = "2.5+git${SRCPV}"
SRC_URI = "git://sourceware.org/git/systemtap.git \
file://docproc-build-fix.patch \
file://obsolete_automake_macros.patch \
+ file://tapset-linux-sendfile-syscall.patch \
"
# systemtap doesn't support mips
--
1.7.9.5
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