diff --git a/target/linux/uml/Makefile b/target/linux/uml/Makefile index d4f0190bd2..febc2f680d 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 -LINUX_VERSION:=3.8.13 +LINUX_VERSION:=3.10.36 include $(INCLUDE_DIR)/target.mk diff --git a/target/linux/uml/config/x86_64 b/target/linux/uml/config/x86_64 index 89d2e43d99..93f44722e3 100644 --- a/target/linux/uml/config/x86_64 +++ b/target/linux/uml/config/x86_64 @@ -3,7 +3,6 @@ CONFIG_64BIT=y # CONFIG_ARCH_HAS_SC_SIGNALS is not set # CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA is not set CONFIG_BINFMT_MISC=m -CONFIG_BKL=y CONFIG_BLK_DEV_COW_COMMON=y CONFIG_BLK_DEV_UBD=y CONFIG_BLK_DEV_UBD_SYNC=y @@ -15,50 +14,54 @@ CONFIG_CPU_SUP_INTEL=y CONFIG_CRAMFS=y # CONFIG_CRASHLOG is not set CONFIG_CRC16=y -# CONFIG_CRYPTO_AES_NI_INTEL is not set # CONFIG_CRYPTO_AES_X86_64 is not set -# CONFIG_CRYPTO_BLOWFISH_X86_64 is not set +CONFIG_CRYPTO_CRC32C=y +CONFIG_CRYPTO_HASH=y +CONFIG_CRYPTO_HASH2=y # CONFIG_CRYPTO_SALSA20_X86_64 is not set +CONFIG_CRYPTO_SHA1=y # CONFIG_CRYPTO_TWOFISH_X86_64 is not set -# CONFIG_CRYPTO_TWOFISH_X86_64_3WAY is not set CONFIG_DEBUG_BUGVERBOSE=y CONFIG_DEBUG_MEMORY_INIT=y CONFIG_DECOMPRESS_BZIP2=y CONFIG_DECOMPRESS_GZIP=y -CONFIG_DECOMPRESS_LZMA=y CONFIG_DEFAULT_CFQ=y # CONFIG_DEFAULT_DEADLINE is not set CONFIG_DEFAULT_IOSCHED="cfq" CONFIG_DEFCONFIG_LIST="arch/$ARCH/defconfig" CONFIG_DNOTIFY=y -CONFIG_ELF_CORE=y # CONFIG_EARLY_PRINTK is not set CONFIG_EXT2_FS=y CONFIG_EXT3_FS=y CONFIG_EXT4_FS=y +CONFIG_FS_MBCACHE=y CONFIG_GENERIC_BUG=y CONFIG_GENERIC_CLOCKEVENTS=y CONFIG_GENERIC_CLOCKEVENTS_BUILD=y # CONFIG_GENERIC_CPU is not set +CONFIG_GENERIC_CPU_DEVICES=y CONFIG_GENERIC_FIND_FIRST_BIT=y -CONFIG_GENERIC_FIND_LAST_BIT=y -CONFIG_GENERIC_FIND_NEXT_BIT=y -CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y +CONFIG_GENERIC_IO=y +CONFIG_GENERIC_IRQ_SHOW=y # CONFIG_HAMRADIO is not set +CONFIG_HAVE_64BIT_ALIGNED_ACCESS=y +# CONFIG_HAVE_BOOTMEM_INFO_NODE is not set # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set -# CONFIG_HAVE_GENERIC_HARDIRQS is not set +CONFIG_HAVE_GENERIC_HARDIRQS=y +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 CONFIG_IOSCHED_CFQ=y -CONFIG_IRQ_RELEASE_METHOD=y +CONFIG_IRQ_WORK=y CONFIG_ISO9660_FS=y CONFIG_JBD=y CONFIG_JBD2=y CONFIG_KALLSYMS=y -CONFIG_KALLSYMS_EXTRA_PASS=y CONFIG_KERNEL_STACK_ORDER=2 CONFIG_LD_SCRIPT_STATIC=y CONFIG_LEGACY_PTYS=y @@ -66,9 +69,9 @@ CONFIG_LEGACY_PTY_COUNT=256 # CONFIG_MATOM is not set CONFIG_MCONSOLE=y # CONFIG_MCORE2 is not set -# CONFIG_MINI_FO is not set CONFIG_MK8=y # CONFIG_MMAPPER is not set +CONFIG_MODULES_USE_ELF_RELA=y # CONFIG_MPSC is not set CONFIG_NAMESPACES=y CONFIG_NEED_PER_CPU_KM=y @@ -85,8 +88,8 @@ CONFIG_POSIX_MQUEUE=y CONFIG_POSIX_MQUEUE_SYSCTL=y # CONFIG_PREEMPT_RCU is not set # CONFIG_PRINT_QUOTA_WARNING is not set -CONFIG_PROC_PAGE_MONITOR=y # CONFIG_PROCESSOR_SELECT is not set +CONFIG_PROC_PAGE_MONITOR=y CONFIG_PTY_CHAN=y CONFIG_QFMT_V1=y CONFIG_QFMT_V2=y @@ -94,13 +97,13 @@ CONFIG_QUOTA=y CONFIG_QUOTACTL=y # CONFIG_QUOTA_NETLINK_INTERFACE is not set CONFIG_QUOTA_TREE=y +# CONFIG_RCU_STALL_COMMON is not set CONFIG_RD_BZIP2=y CONFIG_RD_GZIP=y CONFIG_RELAY=y # CONFIG_RWSEM_GENERIC_SPINLOCK is not set CONFIG_RWSEM_XCHGADD_ALGORITHM=y # CONFIG_SCSI_DMA is not set -CONFIG_SMP_BROKEN=y CONFIG_SOFT_WATCHDOG=m CONFIG_SOUND=m CONFIG_SOUND_OSS_CORE=y @@ -112,15 +115,18 @@ CONFIG_SSL_CHAN="pty" CONFIG_STATIC_LINK=y CONFIG_STDERR_CONSOLE=y CONFIG_STDIO_CONSOLE=y +CONFIG_TICK_CPU_ACCOUNTING=y # CONFIG_TRACE_IRQFLAGS_SUPPORT is not set CONFIG_TTY_CHAN=y CONFIG_UID16=y +CONFIG_UIDGID_CONVERTED=y CONFIG_UML=y CONFIG_UML_NET=y CONFIG_UML_NET_DAEMON=y CONFIG_UML_NET_ETHERTAP=y CONFIG_UML_NET_MCAST=y # CONFIG_UML_NET_PCAP is not set +# CONFIG_UML_NET_RANDOM_MAC is not set CONFIG_UML_NET_SLIP=y CONFIG_UML_NET_SLIRP=y CONFIG_UML_NET_TUNTAP=y @@ -129,19 +135,22 @@ CONFIG_UML_RANDOM=y CONFIG_UML_SOUND=m CONFIG_UML_WATCHDOG=m CONFIG_UML_X86=y +# CONFIG_USB_ARCH_HAS_EHCI is not set +# CONFIG_USB_ARCH_HAS_OHCI is not set +# CONFIG_USB_ARCH_HAS_XHCI is not set # CONFIG_USER_NS is not set CONFIG_VM_EVENT_COUNTERS=y +CONFIG_WATCHDOG_CORE=y # CONFIG_X86_32 is not set +CONFIG_X86_64=y CONFIG_X86_CMOV=y -# CONFIG_X86_CMPXCHG is not set -CONFIG_X86_CPU=y +CONFIG_X86_CMPXCHG64=y CONFIG_X86_INTEL_USERCOPY=y CONFIG_X86_INTERNODE_CACHE_SHIFT=6 CONFIG_X86_L1_CACHE_SHIFT=6 -CONFIG_X86_MINIMUM_CPU_FAMILY=3 +CONFIG_X86_MINIMUM_CPU_FAMILY=64 CONFIG_X86_TSC=y CONFIG_X86_USE_PPRO_CHECKSUM=y -CONFIG_X86_WP_WORKS_OK=y -CONFIG_X86_XADD=y CONFIG_XTERM_CHAN=y +CONFIG_ZLIB_INFLATE=y CONFIG_ZONE_DMA_FLAG=0 diff --git a/target/linux/uml/patches-3.8/001-fix_make_headers_install.patch b/target/linux/uml/patches-3.10/001-fix_make_headers_install.patch similarity index 100% rename from target/linux/uml/patches-3.8/001-fix_make_headers_install.patch rename to target/linux/uml/patches-3.10/001-fix_make_headers_install.patch diff --git a/target/linux/uml/patches-3.8/100-boot-parameter-mangling.patch b/target/linux/uml/patches-3.10/100-boot-parameter-mangling.patch similarity index 100% rename from target/linux/uml/patches-3.8/100-boot-parameter-mangling.patch rename to target/linux/uml/patches-3.10/100-boot-parameter-mangling.patch diff --git a/target/linux/uml/patches-3.10/101-mconsole-exec.patch b/target/linux/uml/patches-3.10/101-mconsole-exec.patch new file mode 100644 index 0000000000..eeafab19cc --- /dev/null +++ b/target/linux/uml/patches-3.10/101-mconsole-exec.patch @@ -0,0 +1,223 @@ +# +# Minimalist mconsole exec patch +# +# 3.10 version (with bit more synchronous behavior) by fingon at iki dot fi +# Adaptation to kernel 3.3.8 made by David Fernández (david at dit.upm.es) for +# Starting point: mconsole-exec-2.6.30.patch for kernel 2.6.30 +# Author of original patch: Paolo Giarrusso, aka Blaisorblade +# (http://www.user-mode-linux.org/~blaisorblade) +# +# Known misfeatures: +# +# - If output is too long, blocks (and breaks horribly) +# (this misfeature from 3.10 patches, when minimalizing the patch; +# workaround: redirect to a shared filesystem if long output is expected) +# +# - Nothing useful is done with stdin +# +diff --git a/arch/um/drivers/mconsole.h b/arch/um/drivers/mconsole.h +index 8b22535..77cc5f7 100644 +--- a/arch/um/drivers/mconsole.h ++++ b/arch/um/drivers/mconsole.h +@@ -85,6 +85,7 @@ extern void mconsole_cad(struct mc_request *req); + extern void mconsole_stop(struct mc_request *req); + extern void mconsole_go(struct mc_request *req); + extern void mconsole_log(struct mc_request *req); ++extern void mconsole_exec(struct mc_request *req); + extern void mconsole_proc(struct mc_request *req); + extern void mconsole_stack(struct mc_request *req); + +diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c +index 3df3bd5..307bf75 100644 +--- a/arch/um/drivers/mconsole_kern.c ++++ b/arch/um/drivers/mconsole_kern.c +@@ -4,6 +4,7 @@ + * Licensed under the GPL + */ + ++#include "linux/kmod.h" + #include + #include + #include +@@ -24,6 +25,7 @@ + #include + #include + #include ++#include + #include + #include + +@@ -121,6 +123,59 @@ void mconsole_log(struct mc_request *req) + mconsole_reply(req, "", 0, 0); + } + ++void mconsole_exec(struct mc_request *req) ++{ ++ struct subprocess_info *sub_info; ++ int res, len; ++ struct file *out; ++ char buf[MCONSOLE_MAX_DATA]; ++ ++ char *envp[] = { ++ "HOME=/", "TERM=linux", ++ "PATH=/sbin:/bin:/usr/sbin:/usr/bin:/usr/local/sbin:/usr/local/bin", ++ NULL ++ }; ++ char *argv[] = { ++ "/bin/sh", "-c", ++ req->request.data + strlen("exec "), ++ NULL ++ }; ++ ++ sub_info = call_usermodehelper_setup("/bin/sh", argv, envp, GFP_ATOMIC, NULL, NULL, NULL); ++ if (sub_info == NULL) { ++ mconsole_reply(req, "call_usermodehelper_setup failed", 1, 0); ++ return; ++ } ++ res = call_usermodehelper_stdoutpipe(sub_info, &out); ++ if (res < 0) { ++ kfree(sub_info); ++ mconsole_reply(req, "call_usermodehelper_stdoutpipe failed", 1, 0); ++ return; ++ } ++ ++ res = call_usermodehelper_exec(sub_info, UMH_WAIT_PROC); ++ if (res < 0) { ++ kfree(sub_info); ++ mconsole_reply(req, "call_usermodehelper_exec failed", 1, 0); ++ return; ++ } ++ ++ for (;;) { ++ len = out->f_op->read(out, buf, sizeof(buf), &out->f_pos); ++ if (len < 0) { ++ mconsole_reply(req, "reading output failed", 1, 0); ++ break; ++ } ++ if (len == 0) ++ break; ++ mconsole_reply_len(req, buf, len, 0, 1); ++ } ++ fput(out); ++ ++ mconsole_reply_len(req, NULL, 0, 0, 0); ++} ++ ++ + 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 *req) + 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\ ++ exec - pass to /bin/sh -c synchronously\n\ + proc - returns the contents of the UML's /proc/\n\ + stack - returns the stack of the specified pid\n\ + " +diff --git a/arch/um/drivers/mconsole_user.c b/arch/um/drivers/mconsole_user.c +index 9920982..3ed0d32 100644 +--- a/arch/um/drivers/mconsole_user.c ++++ b/arch/um/drivers/mconsole_user.c +@@ -30,6 +30,7 @@ static struct mconsole_command commands[] = { + { "stop", mconsole_stop, MCONSOLE_PROC }, + { "go", mconsole_go, MCONSOLE_INTR }, + { "log", mconsole_log, MCONSOLE_INTR }, ++ { "exec", mconsole_exec, MCONSOLE_PROC }, + { "proc", mconsole_proc, MCONSOLE_PROC }, + { "stack", mconsole_stack, MCONSOLE_INTR }, + }; +diff --git a/arch/um/os-Linux/file.c b/arch/um/os-Linux/file.c +index c17bd6f..1c55fa8 100644 +--- a/arch/um/os-Linux/file.c ++++ b/arch/um/os-Linux/file.c +@@ -519,6 +519,8 @@ int os_create_unix_socket(const char *file, int len, int close_on_exec) + + addr.sun_family = AF_UNIX; + ++ if (len > sizeof(addr.sun_path)) ++ len = sizeof(addr.sun_path); + snprintf(addr.sun_path, len, "%s", file); + + err = bind(sock, (struct sockaddr *) &addr, sizeof(addr)); +diff --git a/include/linux/kmod.h b/include/linux/kmod.h +index 0555cc6..476084d 100644 +--- a/include/linux/kmod.h ++++ b/include/linux/kmod.h +@@ -62,6 +62,7 @@ struct subprocess_info { + int wait; + int retval; + int (*init)(struct subprocess_info *info, struct cred *new); ++ struct file *stdout; + void (*cleanup)(struct subprocess_info *info); + void *data; + }; +@@ -104,4 +105,6 @@ extern int usermodehelper_read_trylock(void); + extern long usermodehelper_read_lock_wait(long timeout); + extern void usermodehelper_read_unlock(void); + ++int call_usermodehelper_stdoutpipe(struct subprocess_info *sub_info, struct file **filp); ++ + #endif /* __LINUX_KMOD_H__ */ +diff --git a/kernel/kmod.c b/kernel/kmod.c +index 8241906..2d7f718 100644 +--- a/kernel/kmod.c ++++ b/kernel/kmod.c +@@ -39,6 +39,7 @@ + #include + #include + #include ++#include + #include + + #include +@@ -206,6 +207,28 @@ static int ____call_usermodehelper(void *data) + 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; ++ ++ 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}; ++ } ++ + /* We can run anywhere, unlike our parent keventd(). */ + set_cpus_allowed_ptr(current, cpu_all_mask); + +@@ -551,6 +574,20 @@ struct subprocess_info *call_usermodehelper_setup(char *path, char **argv, + } + EXPORT_SYMBOL(call_usermodehelper_setup); + ++int call_usermodehelper_stdoutpipe(struct subprocess_info *sub_info, ++ struct file **filp) ++{ ++ struct file *f[2]; ++ ++ if (create_pipe_files(f, 0)<0) ++ return PTR_ERR(f); ++ sub_info->stdout = f[1]; ++ *filp = f[0]; ++ return 0; ++} ++EXPORT_SYMBOL(call_usermodehelper_stdoutpipe); ++ ++ + /** + * call_usermodehelper_exec - start a usermode application + * @sub_info: information about the subprocessa diff --git a/target/linux/uml/patches-3.10/102-pseudo-random-mac.patch b/target/linux/uml/patches-3.10/102-pseudo-random-mac.patch new file mode 100644 index 0000000000..6f790f9693 --- /dev/null +++ b/target/linux/uml/patches-3.10/102-pseudo-random-mac.patch @@ -0,0 +1,129 @@ +=============================================================================== + +This patch makes MAC addresses of network interfaces predictable. In +particular, it adds a small routine that computes MAC addresses of based on +a SHA1 hash of the virtual machine name and interface ID. + +TECHNICAL INFORMATION: + +Applies to vanilla kernel 3.9.4. + +=============================================================================== +diff -aur linux-3.9.4-orig/arch/um/Kconfig.net linux-3.9.4/arch/um/Kconfig.net +--- linux-3.9.4-orig/arch/um/Kconfig.net 2013-05-24 21:45:59.000000000 +0300 ++++ linux-3.9.4/arch/um/Kconfig.net 2013-06-11 13:07:06.363999999 +0300 +@@ -21,6 +21,19 @@ + enable at least one of the following transport options to actually + make use of UML networking. + ++config UML_NET_RANDOM_MAC ++ bool "Use random MAC addresses for network interfaces" ++ default n ++ depends on UML_NET ++ help ++ Virtual network devices inside a User-Mode Linux instance must be ++ assigned a MAC (Ethernet) address. If none is specified on the UML ++ command line, one must be automatically computed. If this option is ++ enabled, a randomly generated address is used. Otherwise, if this ++ option is disabled, the address is generated from a SHA1 hash of ++ the umid of the UML instance and the interface name. The latter choice ++ is useful to make MAC addresses predictable. ++ + config UML_NET_ETHERTAP + bool "Ethertap transport" + depends on UML_NET +diff -aur linux-3.9.4-orig/arch/um/drivers/net_kern.c linux-3.9.4/arch/um/drivers/net_kern.c +--- linux-3.9.4-orig/arch/um/drivers/net_kern.c 2013-05-24 21:45:59.000000000 +0300 ++++ linux-3.9.4/arch/um/drivers/net_kern.c 2013-06-11 13:09:03.452000001 +0300 +@@ -25,6 +25,13 @@ + #include + #include + ++#include ++#include ++#include ++#include ++#include ++#include "os.h" ++ + #define DRIVER_NAME "uml-netdev" + + static DEFINE_SPINLOCK(opened_lock); +@@ -295,11 +302,47 @@ + #endif + } + ++#ifndef CONFIG_UML_NET_RANDOM_MAC ++ ++/* Compute a SHA1 hash of the UML instance's id and ++ * * an interface name. */ ++static int compute_hash(const char *umid, const char *ifname, char *hash) { ++ char vmif[1024]; ++ struct scatterlist sg; ++ struct crypto_hash *tfm; ++ struct hash_desc desc; ++ ++ strcpy (vmif, umid); ++ strcat (vmif, ifname); ++ ++ tfm = crypto_alloc_hash("sha1", 0, CRYPTO_ALG_ASYNC); ++ if (IS_ERR(tfm)) ++ return 1; ++ ++ desc.tfm = tfm; ++ desc.flags = 0; ++ ++ sg_init_table(&sg, 1); ++ sg_set_buf(&sg, vmif, strlen(vmif)); ++ ++ if (crypto_hash_digest(&desc, &sg, strlen(vmif), hash)) { ++ crypto_free_hash(tfm); ++ return 1; ++ } ++ ++ crypto_free_hash(tfm); ++ ++ return 0; ++} ++ ++#endif ++ + static void setup_etheraddr(struct net_device *dev, char *str) + { + unsigned char *addr = dev->dev_addr; + char *end; + int i; ++ u8 hash[SHA1_DIGEST_SIZE]; + + if (str == NULL) + goto random; +@@ -340,9 +383,26 @@ + return; + + random: ++#ifdef CONFIG_UML_NET_RANDOM_MAC + printk(KERN_INFO + "Choosing a random ethernet address for device %s\n", dev->name); + eth_hw_addr_random(dev); ++#else ++ printk(KERN_INFO ++ "Computing a digest to use as ethernet address for device %s\n", dev->name); ++ if (compute_hash(get_umid(), dev->name, hash)) { ++ printk(KERN_WARNING ++ "Could not compute digest to use as ethernet address for device %s. " ++ "Using random address instead.\n", dev->name); ++ random_ether_addr(addr); ++ } ++ else { ++ for (i=0; i < 6; i++) ++ addr[i] = (hash[i] + hash[i+6]) % 0x100; ++ } ++ addr [0] &= 0xfe; /* clear multicast bit */ ++ addr [0] |= 0x02; /* set local assignment bit (IEEE802) */ ++#endif + } + + static DEFINE_SPINLOCK(devices_lock); +Only in linux-3.9.4/arch/um/drivers: net_kern.c.orig +Only in linux-3.9.4/arch/um/drivers: net_kern.c.rej +Only in linux-3.9.4/arch/um/drivers: net_kern.c~ diff --git a/target/linux/uml/patches-3.8/002-fix_compilation.patch b/target/linux/uml/patches-3.8/002-fix_compilation.patch deleted file mode 100644 index 745f91f490..0000000000 --- a/target/linux/uml/patches-3.8/002-fix_compilation.patch +++ /dev/null @@ -1,24 +0,0 @@ -diff --git a/arch/um/os-Linux/signal.c b/arch/um/os-Linux/signal.c -index b1469fe..9d9f1b4 100644 ---- a/arch/um/os-Linux/signal.c -+++ b/arch/um/os-Linux/signal.c -@@ -15,7 +15,7 @@ - #include - #include "internal.h" - --void (*sig_info[NSIG])(int, siginfo_t *, struct uml_pt_regs *) = { -+void (*sig_info[NSIG])(int, struct siginfo *, struct uml_pt_regs *) = { - [SIGTRAP] = relay_signal, - [SIGFPE] = relay_signal, - [SIGILL] = relay_signal, ---- a/arch/um/os-Linux/start_up.c -+++ b/arch/um/os-Linux/start_up.c -@@ -15,6 +15,8 @@ - #include - #include - #include -+#include -+#include - #include - #include - #include