kernel: add some debloat patches, strip down procfs and make O_DIRECT support optional, saves ~15K after lzma on MIPS

SVN-Revision: 34737

1 files changed, 46 insertions, 0 deletions

diff --git a/target/linux/generic/patches-3.6/901-debloat_sock_diag.patch b/target/linux/generic/patches-3.6/901-debloat_sock_diag.patch
new file mode 100644
index 0000000..8f161ba
--- /dev/null
+++ b/target/linux/generic/patches-3.6/901-debloat_sock_diag.patch
@@ -0,0 +1,46 @@
+--- a/net/Kconfig
++++ b/net/Kconfig
+@@ -85,6 +85,9 @@ source "net/netlabel/Kconfig"
+ 
+ endif # if INET
+ 
++config SOCK_DIAG
++	bool
++
+ config NETWORK_SECMARK
+ 	bool "Security Marking"
+ 	help
+--- a/net/core/Makefile
++++ b/net/core/Makefile
+@@ -8,9 +8,9 @@ obj-y := sock.o request_sock.o skbuff.o 
+ obj-$(CONFIG_SYSCTL) += sysctl_net_core.o
+ 
+ obj-y		     += dev.o ethtool.o dev_addr_lists.o dst.o netevent.o \
+-			neighbour.o rtnetlink.o utils.o link_watch.o filter.o \
+-			sock_diag.o
++			neighbour.o rtnetlink.o utils.o link_watch.o filter.o
+ 
++obj-$(CONFIG_SOCK_DIAG) += sock_diag.o
+ obj-$(CONFIG_XFRM) += flow.o
+ obj-y += net-sysfs.o
+ obj-$(CONFIG_NET_PKTGEN) += pktgen.o
+--- a/net/ipv4/Kconfig
++++ b/net/ipv4/Kconfig
+@@ -404,6 +404,7 @@ config INET_LRO
+ 
+ config INET_DIAG
+ 	tristate "INET: socket monitoring interface"
++	select SOCK_DIAG
+ 	default y
+ 	---help---
+ 	  Support for INET (TCP, DCCP, etc) socket monitoring interface used by
+--- a/net/unix/Kconfig
++++ b/net/unix/Kconfig
+@@ -22,6 +22,7 @@ config UNIX
+ config UNIX_DIAG
+ 	tristate "UNIX: socket monitoring interface"
+ 	depends on UNIX
++	select SOCK_DIAG
+ 	default n
+ 	---help---
+ 	  Support for UNIX socket monitoring interface used by the ss tool.