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| author | Mikhail Durnev <mikhail_durnev@mentor.com> | 2014-09-03 13:14:30 +0500 |
|---|---|---|
| committer | Richard Purdie <richard.purdie@linuxfoundation.org> | 2014-09-03 11:28:00 +0100 |
| commit | 74bfb662246411aa062cd8b2acd37be1bbed39d3 (patch) | |
| tree | c45e86e84b95575cba120c6f7b143f5fd425c21d /meta/recipes-kernel | |
| parent | f249ef32709069a2680b92dc5a5b4f6545d014b7 (diff) | |
| download | openembedded-core-74bfb662246411aa062cd8b2acd37be1bbed39d3.tar.gz openembedded-core-74bfb662246411aa062cd8b2acd37be1bbed39d3.tar.bz2 openembedded-core-74bfb662246411aa062cd8b2acd37be1bbed39d3.zip | |
systemtap: Fixed probe syscall.sendfile failure
Marked __syscall.compat_sendfile as optional
Signed-off-by: Mikhail Durnev <mikhail_durnev@mentor.com>
Signed-off-by: Muzaffar Mahmood <muzaffar_mahmood@mentor.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-kernel')
| -rw-r--r-- | meta/recipes-kernel/systemtap/systemtap/tapset-linux-sendfile-syscall.patch | 22 | ||||
| -rw-r--r-- | meta/recipes-kernel/systemtap/systemtap_git.inc | 1 |
2 files changed, 23 insertions, 0 deletions
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 0000000000..f945760fde --- /dev/null +++ b/meta/recipes-kernel/systemtap/systemtap/tapset-linux-sendfile-syscall.patch @@ -0,0 +1,22 @@ +systemtap: Fixed probe syscall.sendfile failure + +compat_sendfile syscall is unavailable in kernels starting version 3.8. +Hence systemtap scripts like 'probe syscall.* { if (target()==pid()) log(name." ".argstr) }' fail. +This problem is solved by marking __syscall.compat_sendfile as optional in tapset/linux/syscalls2.stp + +Upstream-Status: Pending + +Signed-off-by: Mikhail Durnev <mikhail_durnev@mentor.com> + +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($out_fd) diff --git a/meta/recipes-kernel/systemtap/systemtap_git.inc b/meta/recipes-kernel/systemtap/systemtap_git.inc index 717d66f738..3e1e80a727 100644 --- a/meta/recipes-kernel/systemtap/systemtap_git.inc +++ b/meta/recipes-kernel/systemtap/systemtap_git.inc @@ -6,6 +6,7 @@ PV = "2.5+git${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 |