Merge branch 'master' into closure-size

Comparison to master evaluations on Hydra:
  - 1255515 for nixos
  - 1255502 for nixpkgs

6 files changed, 96 insertions, 12 deletions

diff --git a/pkgs/os-specific/linux/kernel/common-config.nix b/pkgs/os-specific/linux/kernel/common-config.nix
index e7e81f4877fe1..6ba1234673ba1 100644
--- a/pkgs/os-specific/linux/kernel/common-config.nix
+++ b/pkgs/os-specific/linux/kernel/common-config.nix
@@ -118,6 +118,10 @@ with stdenv.lib;
   ${optionalString (stdenv.system == "x86_64-linux") ''
     BPF_JIT y
   ''}
+  ${optionalString (versionAtLeast version "4.4") ''
+    NET_CLS_BPF m
+    NET_ACT_BPF m
+  ''}
 
   # Wireless networking.
   CFG80211_WEXT? y # Without it, ipw2200 drivers don't build
@@ -398,6 +402,10 @@ with stdenv.lib;
   ${optionalString (versionAtLeast version "3.10") ''
     UPROBE_EVENT y
   ''}
+  ${optionalString (versionAtLeast version "4.4") ''
+    BPF_SYSCALL y
+    BPF_EVENTS y
+  ''}
   FUNCTION_PROFILER y
   RING_BUFFER_BENCHMARK n
 
diff --git a/pkgs/os-specific/linux/kernel/gcc5-link-apm.patch b/pkgs/os-specific/linux/kernel/gcc5-link-apm.patch
new file mode 100644
index 0000000000000..e415c2d9f2b40
--- /dev/null
+++ b/pkgs/os-specific/linux/kernel/gcc5-link-apm.patch
@@ -0,0 +1,29 @@
+From 54c2f3fdb941204cad136024c7b854b7ad112ab6 Mon Sep 17 00:00:00 2001
+From: Andi Kleen <ak@linux.intel.com>
+Date: Mon, 5 Aug 2013 15:02:45 -0700
+Subject: x86, asmlinkage, apm: Make APM data structure used from assembler
+ visible
+
+Signed-off-by: Andi Kleen <ak@linux.intel.com>
+Link: http://lkml.kernel.org/r/1375740170-7446-12-git-send-email-andi@firstfloor.org
+Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
+---
+ arch/x86/kernel/apm_32.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/arch/x86/kernel/apm_32.c b/arch/x86/kernel/apm_32.c
+index 53a4e27..3ab0343 100644
+--- a/arch/x86/kernel/apm_32.c
++++ b/arch/x86/kernel/apm_32.c
+@@ -392,7 +392,7 @@ static struct cpuidle_device apm_cpuidle_device;
+ /*
+  * Local variables
+  */
+-static struct {
++__visible struct {
+ 	unsigned long	offset;
+ 	unsigned short	segment;
+ } apm_bios_entry;
+-- 
+cgit v0.12
+
diff --git a/pkgs/os-specific/linux/kernel/gcc5-link-lguest.patch b/pkgs/os-specific/linux/kernel/gcc5-link-lguest.patch
new file mode 100644
index 0000000000000..b2474f572ae13
--- /dev/null
+++ b/pkgs/os-specific/linux/kernel/gcc5-link-lguest.patch
@@ -0,0 +1,46 @@
+From cdd77e87eae52b7251acc5990207a1c4500a84ce Mon Sep 17 00:00:00 2001
+From: Andi Kleen <ak@linux.intel.com>
+Date: Tue, 5 Nov 2013 21:22:28 +1030
+Subject: x86, asmlinkage, lguest: Pass in globals into assembler statement
+
+Tell the compiler that the inline assembler statement
+references lguest_entry.
+
+This fixes compile problems with LTO where the variable
+and the assembler code may end up in different files.
+
+Cc: x86@kernel.org
+Cc: rusty@rustcorp.com.au
+Signed-off-by: Andi Kleen <ak@linux.intel.com>
+Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
+---
+ drivers/lguest/x86/core.c | 6 ++++--
+ 1 file changed, 4 insertions(+), 2 deletions(-)
+
+diff --git a/drivers/lguest/x86/core.c b/drivers/lguest/x86/core.c
+index 5169239..922a1ac 100644
+--- a/drivers/lguest/x86/core.c
++++ b/drivers/lguest/x86/core.c
+@@ -157,7 +157,7 @@ static void run_guest_once(struct lg_cpu *cpu, struct lguest_pages *pages)
+ 	 * stack, then the address of this call.  This stack layout happens to
+ 	 * exactly match the stack layout created by an interrupt...
+ 	 */
+-	asm volatile("pushf; lcall *lguest_entry"
++	asm volatile("pushf; lcall *%4"
+ 		     /*
+ 		      * This is how we tell GCC that %eax ("a") and %ebx ("b")
+ 		      * are changed by this routine.  The "=" means output.
+@@ -169,7 +169,9 @@ static void run_guest_once(struct lg_cpu *cpu, struct lguest_pages *pages)
+ 		      * physical address of the Guest's top-level page
+ 		      * directory.
+ 		      */
+-		     : "0"(pages), "1"(__pa(cpu->lg->pgdirs[cpu->cpu_pgd].pgdir))
++		     : "0"(pages), 
++		       "1"(__pa(cpu->lg->pgdirs[cpu->cpu_pgd].pgdir)),
++		       "m"(lguest_entry)
+ 		     /*
+ 		      * We tell gcc that all these registers could change,
+ 		      * which means we don't have to save and restore them in
+-- 
+cgit v0.12
+
diff --git a/pkgs/os-specific/linux/kernel/linux-testing.nix b/pkgs/os-specific/linux/kernel/linux-testing.nix
index e58230712a95f..e3edaa43b8cd2 100644
--- a/pkgs/os-specific/linux/kernel/linux-testing.nix
+++ b/pkgs/os-specific/linux/kernel/linux-testing.nix
@@ -1,13 +1,13 @@
 { stdenv, fetchurl, perl, buildLinux, ... } @ args:
 
 import ./generic.nix (args // rec {
-  version = "4.6-rc1";
-  modDirVersion = "4.6.0-rc1";
+  version = "4.6-rc2";
+  modDirVersion = "4.6.0-rc2";
   extraMeta.branch = "4.6";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v4.x/testing/linux-${version}.tar.xz";
-    sha256 = "1y73sjd7i48d1c8x52z59imx8g8d00wy67r5666cvwqrq8d407h0";
+    sha256 = "0zihk9s1rkgmn0ghiz9xkg0w88w524af5mmad45rbxhm5751nxcr";
   };
 
   features.iwlwifi = true;
diff --git a/pkgs/os-specific/linux/kernel/manual-config.nix b/pkgs/os-specific/linux/kernel/manual-config.nix
index cc98430a843f4..ffe09cc2fee58 100644
--- a/pkgs/os-specific/linux/kernel/manual-config.nix
+++ b/pkgs/os-specific/linux/kernel/manual-config.nix
@@ -190,15 +190,6 @@ let
           $installFlags "''${installFlagsArray[@]}"
       '');
 
-      # !!! This leaves references to gcc in $dev
-      # that we might be able to avoid
-      postFixup = if isModular then ''
-        # !!! Should this be part of stdenv? Also patchELF should take an argument...
-        prefix=$dev
-        patchELF
-        prefix=$out
-      '' else null;
-
       meta = {
         description =
           "The Linux kernel" +
diff --git a/pkgs/os-specific/linux/kernel/patches.nix b/pkgs/os-specific/linux/kernel/patches.nix
index 67f6ad9c94a14..a8fb1598af7e9 100644
--- a/pkgs/os-specific/linux/kernel/patches.nix
+++ b/pkgs/os-specific/linux/kernel/patches.nix
@@ -35,6 +35,16 @@ in
 
 rec {
 
+  link_lguest =
+    { name = "gcc5-link-lguest";
+      patch = ./gcc5-link-lguest.patch;
+    };
+
+  link_apm =
+    { name = "gcc5-link-apm";
+      patch = ./gcc5-link-apm.patch;
+    };
+
   bridge_stp_helper =
     { name = "bridge-stp-helper";
       patch = ./bridge-stp-helper.patch;