From cad399c87b7739c4b8eeb4119706860818f7d84f Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Sun, 17 Jan 2016 10:41:52 +0000 Subject: [PATCH] uml: update to linux 4.4 Signed-off-by: Felix Fietkau SVN-Revision: 48265 --- target/linux/uml/Makefile | 2 +- target/linux/uml/config/i386 | 6 +- target/linux/uml/config/x86_64 | 7 +- .../001-um-Stop-abusing-__KERNEL__.patch | 94 ------------------- ...m-Remove-copy-paste-code-from-init.h.patch | 44 --------- .../uml/patches-4.4/100-link-libpthread.patch | 11 +++ .../101-mconsole-exec.patch | 62 ++++++------ .../102-pseudo-random-mac.patch | 6 +- 8 files changed, 52 insertions(+), 180 deletions(-) delete mode 100644 target/linux/uml/patches-4.1/001-um-Stop-abusing-__KERNEL__.patch delete mode 100644 target/linux/uml/patches-4.1/002-um-Remove-copy-paste-code-from-init.h.patch create mode 100644 target/linux/uml/patches-4.4/100-link-libpthread.patch rename target/linux/uml/{patches-4.1 => patches-4.4}/101-mconsole-exec.patch (77%) rename target/linux/uml/{patches-4.1 => patches-4.4}/102-pseudo-random-mac.patch (95%) diff --git a/target/linux/uml/Makefile b/target/linux/uml/Makefile index 715cdc7071..be27179151 100644 --- a/target/linux/uml/Makefile +++ b/target/linux/uml/Makefile @@ -23,7 +23,7 @@ BOARDNAME:=User Mode Linux FEATURES:=ext4 audio MAINTAINER:=Florian Fainelli -KERNEL_PATCHVER:=4.1 +KERNEL_PATCHVER:=4.4 include $(INCLUDE_DIR)/target.mk diff --git a/target/linux/uml/config/i386 b/target/linux/uml/config/i386 index 9521706346..6893ee02fa 100644 --- a/target/linux/uml/config/i386 +++ b/target/linux/uml/config/i386 @@ -55,7 +55,6 @@ CONFIG_HAVE_NET_DSA=y CONFIG_HAVE_UID16=y CONFIG_HOSTAUDIO=m CONFIG_HOSTFS=y -# CONFIG_HPPFS is not set CONFIG_HZ_PERIODIC=y CONFIG_INITRAMFS_SOURCE="" CONFIG_INIT_ENV_ARG_LIMIT=128 @@ -105,9 +104,9 @@ CONFIG_NO_DMA=y CONFIG_NO_IOMEM=y # CONFIG_NSC_GPIO is not set CONFIG_NULL_CHAN=y +# CONFIG_OF is not set CONFIG_OLD_SIGACTION=y CONFIG_OLD_SIGSUSPEND3=y -CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_PGTABLE_LEVELS=2 CONFIG_PORT_CHAN=y CONFIG_POSIX_MQUEUE=y @@ -128,6 +127,7 @@ CONFIG_RD_GZIP=y CONFIG_RELAY=y # CONFIG_RWSEM_XCHGADD_ALGORITHM is not set # CONFIG_SBC8360_WDT is not set +# CONFIG_SCHED_INFO is not set # CONFIG_SCSI_DMA is not set CONFIG_SOFT_WATCHDOG=m CONFIG_SOUND=m @@ -140,10 +140,10 @@ CONFIG_SSL_CHAN="pty" CONFIG_STACKTRACE=y CONFIG_STATIC_LINK=y CONFIG_STDERR_CONSOLE=y +# CONFIG_SUNXI_SRAM is not set CONFIG_TICK_CPU_ACCOUNTING=y # CONFIG_TRACE_IRQFLAGS_SUPPORT is not set CONFIG_TTY_CHAN=y -CONFIG_UID16=y CONFIG_UML=y CONFIG_UML_NET=y CONFIG_UML_NET_DAEMON=y diff --git a/target/linux/uml/config/x86_64 b/target/linux/uml/config/x86_64 index be25a2ea51..29ef1c11ae 100644 --- a/target/linux/uml/config/x86_64 +++ b/target/linux/uml/config/x86_64 @@ -56,7 +56,6 @@ CONFIG_HAVE_UID16=y CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y CONFIG_HOSTAUDIO=m CONFIG_HOSTFS=y -# CONFIG_HPPFS is not set CONFIG_HZ_PERIODIC=y CONFIG_INITRAMFS_SOURCE="" CONFIG_INIT_ENV_ARG_LIMIT=128 @@ -84,7 +83,7 @@ CONFIG_NLS=y CONFIG_NO_DMA=y CONFIG_NO_IOMEM=y CONFIG_NULL_CHAN=y -CONFIG_PAGEFLAGS_EXTENDED=y +# CONFIG_OF is not set CONFIG_PGTABLE_LEVELS=3 CONFIG_PHYS_ADDR_T_64BIT=y CONFIG_PORT_CHAN=y @@ -106,6 +105,7 @@ CONFIG_RD_GZIP=y CONFIG_RELAY=y # CONFIG_RWSEM_GENERIC_SPINLOCK is not set CONFIG_RWSEM_XCHGADD_ALGORITHM=y +# CONFIG_SCHED_INFO is not set # CONFIG_SCSI_DMA is not set CONFIG_SOFT_WATCHDOG=m CONFIG_SOUND=m @@ -118,10 +118,10 @@ CONFIG_SSL_CHAN="pty" CONFIG_STACKTRACE=y CONFIG_STATIC_LINK=y CONFIG_STDERR_CONSOLE=y +# CONFIG_SUNXI_SRAM is not set CONFIG_TICK_CPU_ACCOUNTING=y # CONFIG_TRACE_IRQFLAGS_SUPPORT is not set CONFIG_TTY_CHAN=y -CONFIG_UID16=y CONFIG_UML=y CONFIG_UML_NET=y CONFIG_UML_NET_DAEMON=y @@ -137,7 +137,6 @@ CONFIG_UML_RANDOM=y CONFIG_UML_SOUND=m CONFIG_UML_WATCHDOG=m CONFIG_UML_X86=y -# CONFIG_UNISYSSPAR is not set # CONFIG_USER_NS is not set CONFIG_VM_EVENT_COUNTERS=y CONFIG_WATCHDOG_CORE=y diff --git a/target/linux/uml/patches-4.1/001-um-Stop-abusing-__KERNEL__.patch b/target/linux/uml/patches-4.1/001-um-Stop-abusing-__KERNEL__.patch deleted file mode 100644 index a46a5be406..0000000000 --- a/target/linux/uml/patches-4.1/001-um-Stop-abusing-__KERNEL__.patch +++ /dev/null @@ -1,94 +0,0 @@ -From: Richard Weinberger -Date: Sun, 31 May 2015 19:50:57 +0200 -Subject: [PATCH] um: Stop abusing __KERNEL__ - -Currently UML is abusing __KERNEL__ to distinguish between -kernel and host code (os-Linux). It is better to use a custom -define such that existing users of __KERNEL__ don't get confused. - -Signed-off-by: Richard Weinberger ---- - ---- a/arch/um/drivers/mconsole.h -+++ b/arch/um/drivers/mconsole.h -@@ -7,7 +7,7 @@ - #ifndef __MCONSOLE_H__ - #define __MCONSOLE_H__ - --#ifndef __KERNEL__ -+#ifdef __UM_HOST__ - #include - #define u32 uint32_t - #endif ---- a/arch/um/include/shared/init.h -+++ b/arch/um/include/shared/init.h -@@ -40,7 +40,7 @@ - typedef int (*initcall_t)(void); - typedef void (*exitcall_t)(void); - --#ifndef __KERNEL__ -+#ifdef __UM_HOST__ - #ifndef __section - # define __section(S) __attribute__ ((__section__(#S))) - #endif -@@ -131,7 +131,7 @@ extern struct uml_param __uml_setup_star - #define __uml_postsetup_call __used __section(.uml.postsetup.init) - #define __uml_exit_call __used __section(.uml.exitcall.exit) - --#ifndef __KERNEL__ -+#ifdef __UM_HOST__ - - #define __define_initcall(level,fn) \ - static initcall_t __initcall_##fn __used \ ---- a/arch/um/include/shared/user.h -+++ b/arch/um/include/shared/user.h -@@ -17,7 +17,7 @@ - #define ARRAY_SIZE(x) (sizeof(x) / sizeof((x)[0])) - - /* This is to get size_t */ --#ifdef __KERNEL__ -+#ifndef __UM_HOST__ - #include - #else - #include ---- a/arch/um/Makefile -+++ b/arch/um/Makefile -@@ -68,9 +68,10 @@ KBUILD_CFLAGS += $(CFLAGS) $(CFLAGS-y) - - - KBUILD_AFLAGS += $(ARCH_INCLUDE) - --USER_CFLAGS = $(patsubst $(KERNEL_DEFINES),,$(patsubst -D__KERNEL__,,\ -- $(patsubst -I%,,$(KBUILD_CFLAGS)))) $(ARCH_INCLUDE) $(MODE_INCLUDE) \ -- $(filter -I%,$(CFLAGS)) -D_FILE_OFFSET_BITS=64 -idirafter include -+USER_CFLAGS = $(patsubst $(KERNEL_DEFINES),,$(patsubst -I%,,$(KBUILD_CFLAGS))) \ -+ $(ARCH_INCLUDE) $(MODE_INCLUDE) $(filter -I%,$(CFLAGS)) \ -+ -D_FILE_OFFSET_BITS=64 -idirafter include \ -+ -D__KERNEL__ -D__UM_HOST__ - - #This will adjust *FLAGS accordingly to the platform. - include $(ARCH_DIR)/Makefile-os-$(OS) ---- a/arch/x86/um/shared/sysdep/tls.h -+++ b/arch/x86/um/shared/sysdep/tls.h -@@ -1,7 +1,7 @@ - #ifndef _SYSDEP_TLS_H - #define _SYSDEP_TLS_H - --# ifndef __KERNEL__ -+#ifdef __UM_HOST__ - - /* Change name to avoid conflicts with the original one from , which - * may be named user_desc (but in 2.4 and in header matching its API was named -@@ -22,11 +22,11 @@ typedef struct um_dup_user_desc { - #endif - } user_desc_t; - --# else /* __KERNEL__ */ -+#else /* __UM_HOST__ */ - - typedef struct user_desc user_desc_t; - --# endif /* __KERNEL__ */ -+#endif /* __UM_HOST__ */ - - extern int os_set_thread_area(user_desc_t *info, int pid); - extern int os_get_thread_area(user_desc_t *info, int pid); diff --git a/target/linux/uml/patches-4.1/002-um-Remove-copy-paste-code-from-init.h.patch b/target/linux/uml/patches-4.1/002-um-Remove-copy-paste-code-from-init.h.patch deleted file mode 100644 index 6733384b91..0000000000 --- a/target/linux/uml/patches-4.1/002-um-Remove-copy-paste-code-from-init.h.patch +++ /dev/null @@ -1,44 +0,0 @@ -From: Richard Weinberger -Date: Sun, 31 May 2015 22:15:58 +0200 -Subject: [PATCH] um: Remove copy&paste code from init.h - -As we got rid of the __KERNEL__ abuse, we can directly -include linux/compiler.h now. -This also allows gcc 5 to build UML. - -Reported-by: Hans-Werner Hilse -Signed-off-by: Richard Weinberger ---- - ---- a/arch/um/include/shared/init.h -+++ b/arch/um/include/shared/init.h -@@ -40,28 +40,8 @@ - typedef int (*initcall_t)(void); - typedef void (*exitcall_t)(void); - --#ifdef __UM_HOST__ --#ifndef __section --# define __section(S) __attribute__ ((__section__(#S))) --#endif -- --#if __GNUC__ == 3 -- --#if __GNUC_MINOR__ >= 3 --# define __used __attribute__((__used__)) --#else --# define __used __attribute__((__unused__)) --#endif -- --#else --#if __GNUC__ == 4 --# define __used __attribute__((__used__)) --#endif --#endif -- --#else - #include --#endif -+ - /* These are for everybody (although not all archs will actually - discard it in modules) */ - #define __init __section(.init.text) diff --git a/target/linux/uml/patches-4.4/100-link-libpthread.patch b/target/linux/uml/patches-4.4/100-link-libpthread.patch new file mode 100644 index 0000000000..297f6d528f --- /dev/null +++ b/target/linux/uml/patches-4.4/100-link-libpthread.patch @@ -0,0 +1,11 @@ +--- a/scripts/link-vmlinux.sh ++++ b/scripts/link-vmlinux.sh +@@ -62,7 +62,7 @@ + -Wl,--start-group \ + ${KBUILD_VMLINUX_MAIN} \ + -Wl,--end-group \ +- -lutil -lrt ${1} ++ -lutil -lrt -lpthread ${1} + rm -f linux + fi + } diff --git a/target/linux/uml/patches-4.1/101-mconsole-exec.patch b/target/linux/uml/patches-4.4/101-mconsole-exec.patch similarity index 77% rename from target/linux/uml/patches-4.1/101-mconsole-exec.patch rename to target/linux/uml/patches-4.4/101-mconsole-exec.patch index ac300a9293..98f04f4a62 100644 --- a/target/linux/uml/patches-4.1/101-mconsole-exec.patch +++ b/target/linux/uml/patches-4.4/101-mconsole-exec.patch @@ -17,7 +17,7 @@ # --- a/arch/um/drivers/mconsole.h +++ b/arch/um/drivers/mconsole.h -@@ -85,6 +85,7 @@ extern void mconsole_cad(struct mc_reque +@@ -85,6 +85,7 @@ extern void mconsole_stop(struct mc_request *req); extern void mconsole_go(struct mc_request *req); extern void mconsole_log(struct mc_request *req); @@ -43,7 +43,7 @@ #include #include -@@ -121,6 +123,59 @@ void mconsole_log(struct mc_request *req +@@ -121,6 +123,59 @@ mconsole_reply(req, "", 0, 0); } @@ -103,7 +103,7 @@ void mconsole_proc(struct mc_request *req) { struct vfsmount *mnt = task_active_pid_ns(current)->proc_mnt; -@@ -187,6 +242,7 @@ void mconsole_proc(struct mc_request *re +@@ -187,6 +242,7 @@ stop - pause the UML; it will do nothing until it receives a 'go' \n\ go - continue the UML after a 'stop' \n\ log - make UML enter into the kernel log\n\ @@ -113,7 +113,7 @@ " --- a/arch/um/drivers/mconsole_user.c +++ b/arch/um/drivers/mconsole_user.c -@@ -30,6 +30,7 @@ static struct mconsole_command commands[ +@@ -30,6 +30,7 @@ { "stop", mconsole_stop, MCONSOLE_PROC }, { "go", mconsole_go, MCONSOLE_INTR }, { "log", mconsole_log, MCONSOLE_INTR }, @@ -123,7 +123,7 @@ }; --- a/arch/um/os-Linux/file.c +++ b/arch/um/os-Linux/file.c -@@ -534,6 +534,8 @@ int os_create_unix_socket(const char *fi +@@ -535,6 +535,8 @@ addr.sun_family = AF_UNIX; @@ -134,7 +134,7 @@ err = bind(sock, (struct sockaddr *) &addr, sizeof(addr)); --- a/include/linux/kmod.h +++ b/include/linux/kmod.h -@@ -62,6 +62,7 @@ struct subprocess_info { +@@ -62,6 +62,7 @@ int wait; int retval; int (*init)(struct subprocess_info *info, struct cred *new); @@ -142,7 +142,7 @@ void (*cleanup)(struct subprocess_info *info); void *data; }; -@@ -104,4 +105,6 @@ extern int usermodehelper_read_trylock(v +@@ -102,4 +103,6 @@ extern long usermodehelper_read_lock_wait(long timeout); extern void usermodehelper_read_unlock(void); @@ -159,36 +159,36 @@ #include #include -@@ -223,6 +224,28 @@ static int ____call_usermodehelper(void +@@ -222,6 +223,28 @@ flush_signal_handlers(current, 1); spin_unlock_irq(¤t->sighand->siglock); -+ /* Install output when needed */ -+ if (sub_info->stdout) { -+ struct files_struct *f = current->files; -+ struct fdtable *fdt; ++ /* Install output when needed */ ++ if (sub_info->stdout) { ++ struct files_struct *f = current->files; ++ struct fdtable *fdt; + -+ sys_close(1); -+ sys_close(2); -+ get_file(sub_info->stdout); -+ fd_install(1, sub_info->stdout); -+ fd_install(2, sub_info->stdout); -+ spin_lock(&f->file_lock); -+ fdt = files_fdtable(f); -+ __set_bit(1, fdt->open_fds); -+ __clear_bit(1, fdt->close_on_exec); -+ __set_bit(2, fdt->open_fds); -+ __clear_bit(2, fdt->close_on_exec); -+ spin_unlock(&f->file_lock); ++ sys_close(1); ++ sys_close(2); ++ get_file(sub_info->stdout); ++ fd_install(1, sub_info->stdout); ++ fd_install(2, sub_info->stdout); ++ spin_lock(&f->file_lock); ++ fdt = files_fdtable(f); ++ __set_bit(1, fdt->open_fds); ++ __clear_bit(1, fdt->close_on_exec); ++ __set_bit(2, fdt->open_fds); ++ __clear_bit(2, fdt->close_on_exec); ++ spin_unlock(&f->file_lock); + -+ /* disallow core files */ -+ current->signal->rlim[RLIMIT_CORE] = (struct rlimit){0, 0}; -+ } ++ /* disallow core files */ ++ current->signal->rlim[RLIMIT_CORE] = (struct rlimit){0, 0}; ++ } + - /* We can run anywhere, unlike our parent keventd(). */ - set_cpus_allowed_ptr(current, cpu_all_mask); - -@@ -522,6 +545,20 @@ struct subprocess_info *call_usermodehel + /* + * Our parent (unbound workqueue) runs with elevated scheduling + * priority. Avoid propagating that into the userspace child. +@@ -540,6 +563,20 @@ } EXPORT_SYMBOL(call_usermodehelper_setup); diff --git a/target/linux/uml/patches-4.1/102-pseudo-random-mac.patch b/target/linux/uml/patches-4.4/102-pseudo-random-mac.patch similarity index 95% rename from target/linux/uml/patches-4.1/102-pseudo-random-mac.patch rename to target/linux/uml/patches-4.4/102-pseudo-random-mac.patch index fc54f603c0..57598f9964 100644 --- a/target/linux/uml/patches-4.1/102-pseudo-random-mac.patch +++ b/target/linux/uml/patches-4.4/102-pseudo-random-mac.patch @@ -11,7 +11,7 @@ Applies to vanilla kernel 3.9.4. =============================================================================== --- a/arch/um/Kconfig.net +++ b/arch/um/Kconfig.net -@@ -21,6 +21,19 @@ config UML_NET +@@ -21,6 +21,19 @@ enable at least one of the following transport options to actually make use of UML networking. @@ -47,7 +47,7 @@ Applies to vanilla kernel 3.9.4. #define DRIVER_NAME "uml-netdev" static DEFINE_SPINLOCK(opened_lock); -@@ -295,11 +302,47 @@ static void uml_net_user_timer_expire(un +@@ -295,11 +302,47 @@ #endif } @@ -95,7 +95,7 @@ Applies to vanilla kernel 3.9.4. if (str == NULL) goto random; -@@ -340,9 +383,26 @@ static void setup_etheraddr(struct net_d +@@ -340,9 +383,26 @@ return; random: