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Add a Linux kernel suitable for SystemTap.

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svn path=/nixpkgs/trunk/; revision=21618
This commit is contained in:
Ludovic Courtès 2010-05-05 19:48:46 +00:00
parent 83609f6191
commit 588be9d6db
3 changed files with 46 additions and 4 deletions
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15
pkgs/os-specific/linux/kernel/linux-2.6.32.nix
View file

@ -1,11 +1,11 @@
args @ { stdenv, fetchurl, userModeLinux ? false, extraConfig ? ""
, ... }:
args @ { stdenv, fetchurl, userModeLinux ? false, systemtap ? false
, extraConfig ? "", ... }:
let
configWithPlatform = kernelPlatform :
''
# Don't include any debug features.
DEBUG_KERNEL n
DEBUG_KERNEL ${if systemtap then "y" else "n"}
# Support drivers that need external firmware.
STANDALONE n
@ -25,7 +25,6 @@ let
# Disable some expensive (?) features.
FTRACE n
KPROBES n
NUMA? n
PM_TRACE_RTC n
@ -191,6 +190,14 @@ let
X86_CHECK_BIOS_CORRUPTION y
X86_MCE y
${if systemtap then ''
# SystemTap support.
KPROBES y # kernel probes (needs `utrace' for process probes)
DEBUG_INFO y
RELAY y
DEBUG_FS y
'' else ""}
${if kernelPlatform ? kernelExtraConfig then kernelPlatform.kernelExtraConfig else ""}
${extraConfig}
'';

22
pkgs/os-specific/linux/kernel/patches.nix
View file

@ -114,4 +114,26 @@ in
'';
};
tracehook_2_6_32 =
{ # From <http://people.redhat.com/roland/utrace/>.
name = "tracehook";
patch = fetchurl {
url = http://people.redhat.com/roland/utrace/2.6.32/tracehook.patch;
sha256 = "1y009p8dyqknbjm8ryb495jqmvl372gfhswdn167xh2g1f24xqv8";
};
};
utrace_2_6_32 =
{ # From <http://people.redhat.com/roland/utrace/>, depends on the
# `tracehook' patch above.
# See also <http://sourceware.org/systemtap/wiki/utrace>.
name = "utrace";
patch = fetchurl {
url = http://people.redhat.com/roland/utrace/2.6.32/utrace.patch;
sha256 = "1951mwc8jfiwrl0d2bb1zk9yrl7n7kadc00ymjsxrg2irda1b89r";
};
extraConfig =
'' UTRACE y
'';
};
}

13
pkgs/top-level/all-packages.nix
View file

@ -6143,6 +6143,17 @@ let
];
};
linux_2_6_32_systemtap = makeOverridable (import ../os-specific/linux/kernel/linux-2.6.32.nix) {
inherit fetchurl stdenv perl mktemp module_init_tools ubootChooser;
systemtap = true;
kernelPatches =
[ kernelPatches.fbcondecor_2_6_31
kernelPatches.sec_perm_2_6_24
kernelPatches.tracehook_2_6_32
kernelPatches.utrace_2_6_32
];
};
linux_2_6_32_zen4 = makeOverridable (import ../os-specific/linux/zen-kernel/2.6.32-zen4.nix) {
inherit fetchurl stdenv perl mktemp module_init_tools runCommand xz;
};
@ -6324,6 +6335,8 @@ let
linuxPackages_2_6_29 = recurseIntoAttrs (linuxPackagesFor linux_2_6_29);
linuxPackages_2_6_31 = recurseIntoAttrs (linuxPackagesFor linux_2_6_31);
linuxPackages_2_6_32 = recurseIntoAttrs (linuxPackagesFor linux_2_6_32);
linuxPackages_2_6_32_systemtap =
recurseIntoAttrs (linuxPackagesFor linux_2_6_32_systemtap);
linuxPackages_2_6_33 = recurseIntoAttrs (linuxPackagesFor linux_2_6_33);
# The current default kernel / kernel modules.