mirror of
https://github.com/gatieme/LDD-LinuxDeviceDrivers.git
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完善了list/rbtree遍历进程虚拟地址空间vm_area_struct的学习代码--驱动print_vmarea
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cmd_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find-task.ko := aarch64-linux-gnu-ld -EL -r -T /usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/scripts/module-common.lds --build-id -o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find-task.ko /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find-task.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find-task.mod.o
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cmd_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find-task.o := aarch64-linux-gnu-ld -EL -r -o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find-task.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_task.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find_task.o
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cmd_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.o := aarch64-linux-gnu-gcc -Wp,-MD,/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/.print_vmarea.o.d -nostdinc -isystem /usr/lib/gcc/aarch64-linux-gnu/4.9/include -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include -Iarch/arm64/include/generated -Iinclude -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include/uapi -Iarch/arm64/include/generated/uapi -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi -Iinclude/generated/uapi -include /usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/linux/kconfig.h -D__KERNEL__ -mlittle-endian -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -fno-delete-null-pointer-checks -O2 -mgeneral-regs-only -Wframe-larger-than=2048 -fno-stack-protector -Wno-unused-but-set-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -g -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -DCC_HAVE_ASM_GOTO -DMODULE -D"KBUILD_STR(s)=\#s" -D"KBUILD_BASENAME=KBUILD_STR(print_vmarea)" -D"KBUILD_MODNAME=KBUILD_STR(print_vmarea)" -c -o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/.tmp_print_vmarea.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.c
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cmd_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.o := aarch64-linux-gnu-gcc -Wp,-MD,/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/.print_vmarea.o.d -nostdinc -isystem /usr/lib/gcc/aarch64-linux-gnu/4.9/include -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include -Iarch/arm64/include/generated -Iinclude -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include/uapi -Iarch/arm64/include/generated/uapi -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi -Iinclude/generated/uapi -include /usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/linux/kconfig.h -D__KERNEL__ -mlittle-endian -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -fno-delete-null-pointer-checks -O2 -mgeneral-regs-only -Wframe-larger-than=2048 -fno-stack-protector -Wno-unused-but-set-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -g -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -DCC_HAVE_ASM_GOTO -DMODULE -D"KBUILD_STR(s)=\#s" -D"KBUILD_BASENAME=KBUILD_STR(print_vmarea)" -D"KBUILD_MODNAME=KBUILD_STR(find_task)" -c -o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/.tmp_print_vmarea.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.c
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source_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.o := /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.c
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source_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.o := /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.c
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deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.o := \
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deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.o := \
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include/linux/module.h \
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$(wildcard include/config/sysfs.h) \
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$(wildcard include/config/modules.h) \
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@@ -567,50 +567,7 @@ deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01
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$(wildcard include/config/vm/event/counters.h) \
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include/linux/vm_event_item.h \
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$(wildcard include/config/migration.h) \
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include/generated/uapi/linux/version.h \
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include/linux/proc_fs.h \
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include/linux/fs.h \
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$(wildcard include/config/fs/posix/acl.h) \
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$(wildcard include/config/quota.h) \
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||||
$(wildcard include/config/fsnotify.h) \
|
||||
$(wildcard include/config/ima.h) \
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||||
$(wildcard include/config/debug/writecount.h) \
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$(wildcard include/config/file/locking.h) \
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$(wildcard include/config/fs/xip.h) \
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include/linux/kdev_t.h \
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include/uapi/linux/kdev_t.h \
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include/linux/dcache.h \
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include/linux/rculist_bl.h \
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include/linux/list_bl.h \
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include/linux/lockref.h \
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$(wildcard include/config/arch/use/cmpxchg/lockref.h) \
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include/linux/path.h \
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include/linux/list_lru.h \
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include/linux/radix-tree.h \
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include/linux/semaphore.h \
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/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi/linux/fiemap.h \
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include/linux/migrate_mode.h \
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include/linux/percpu-rwsem.h \
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include/uapi/linux/fs.h \
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/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi/linux/limits.h \
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/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi/linux/ioctl.h \
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arch/arm64/include/generated/asm/ioctl.h \
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include/asm-generic/ioctl.h \
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include/uapi/asm-generic/ioctl.h \
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include/linux/quota.h \
|
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$(wildcard include/config/quota/netlink/interface.h) \
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/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi/linux/dqblk_xfs.h \
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include/linux/dqblk_v1.h \
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include/linux/dqblk_v2.h \
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include/linux/dqblk_qtree.h \
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include/linux/projid.h \
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include/uapi/linux/quota.h \
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include/linux/nfs_fs_i.h \
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include/linux/fcntl.h \
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include/uapi/linux/fcntl.h \
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/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include/uapi/asm/fcntl.h \
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/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi/asm-generic/fcntl.h \
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.o: $(deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.o)
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.o: $(deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.o)
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$(deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.o):
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$(deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.o):
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@@ -0,0 +1,2 @@
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find-task.ko
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_task.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/print_vmarea.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find_task.o
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File renamed without changes.
+3
-6
@@ -18,14 +18,11 @@ static const struct modversion_info ____versions[]
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__used
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__attribute__((section("__versions"))) = {
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{ 0x146be775, __VMLINUX_SYMBOL_STR(module_layout) },
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{ 0xb6b46a7c, __VMLINUX_SYMBOL_STR(param_ops_int) },
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{ 0x7344e2ef, __VMLINUX_SYMBOL_STR(pid_task) },
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{ 0x8e9cdd4c, __VMLINUX_SYMBOL_STR(find_vpid) },
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{ 0xe914e41e, __VMLINUX_SYMBOL_STR(strcpy) },
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{ 0x98cf60b3, __VMLINUX_SYMBOL_STR(strlen) },
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{ 0xe2d5255a, __VMLINUX_SYMBOL_STR(strcmp) },
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{ 0xdcb764ad, __VMLINUX_SYMBOL_STR(memset) },
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{ 0x27e1a049, __VMLINUX_SYMBOL_STR(printk) },
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{ 0x7344e2ef, __VMLINUX_SYMBOL_STR(pid_task) },
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{ 0xa5cc83f6, __VMLINUX_SYMBOL_STR(init_task) },
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{ 0x47c8baf4, __VMLINUX_SYMBOL_STR(param_ops_uint) },
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};
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static const char __module_depends[]
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+1
-1
@@ -1 +1 @@
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kernel//home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.ko
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kernel//home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/find_task/find-task.ko
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@@ -0,0 +1 @@
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cmd_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.ko := aarch64-linux-gnu-ld -EL -r -T /usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/scripts/module-common.lds --build-id -o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.ko /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.o
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+5
-5
@@ -1,8 +1,8 @@
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cmd_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.o := aarch64-linux-gnu-gcc -Wp,-MD,/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/.print_vmarea.mod.o.d -nostdinc -isystem /usr/lib/gcc/aarch64-linux-gnu/4.9/include -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include -Iarch/arm64/include/generated -Iinclude -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include/uapi -Iarch/arm64/include/generated/uapi -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi -Iinclude/generated/uapi -include /usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/linux/kconfig.h -D__KERNEL__ -mlittle-endian -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -fno-delete-null-pointer-checks -O2 -mgeneral-regs-only -Wframe-larger-than=2048 -fno-stack-protector -Wno-unused-but-set-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -g -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -DCC_HAVE_ASM_GOTO -D"KBUILD_STR(s)=\#s" -D"KBUILD_BASENAME=KBUILD_STR(print_vmarea.mod)" -D"KBUILD_MODNAME=KBUILD_STR(print_vmarea)" -DMODULE -c -o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.c
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cmd_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.o := aarch64-linux-gnu-gcc -Wp,-MD,/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/.list_process.mod.o.d -nostdinc -isystem /usr/lib/gcc/aarch64-linux-gnu/4.9/include -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include -Iarch/arm64/include/generated -Iinclude -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/arch/arm64/include/uapi -Iarch/arm64/include/generated/uapi -I/usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/uapi -Iinclude/generated/uapi -include /usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/include/linux/kconfig.h -D__KERNEL__ -mlittle-endian -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -fno-delete-null-pointer-checks -O2 -mgeneral-regs-only -Wframe-larger-than=2048 -fno-stack-protector -Wno-unused-but-set-variable -fno-omit-frame-pointer -fno-optimize-sibling-calls -g -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -Werror=implicit-int -Werror=strict-prototypes -Werror=date-time -DCC_HAVE_ASM_GOTO -D"KBUILD_STR(s)=\#s" -D"KBUILD_BASENAME=KBUILD_STR(list_process.mod)" -D"KBUILD_MODNAME=KBUILD_STR(list_process)" -DMODULE -c -o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.c
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source_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.o := /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.c
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source_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.o := /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.c
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deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.o := \
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deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.o := \
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$(wildcard include/config/module/unload.h) \
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include/linux/module.h \
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$(wildcard include/config/sysfs.h) \
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@@ -544,6 +544,6 @@ deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01
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include/linux/vermagic.h \
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include/generated/utsrelease.h \
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.o: $(deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.o)
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.o: $(deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.o)
|
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|
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$(deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.o):
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$(deps_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.mod.o):
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File diff suppressed because it is too large.
Load diff
+2
-2
@@ -1,2 +1,2 @@
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.ko
|
||||
/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.o
|
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.ko
|
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/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.o
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Whitespace-only changes.
@@ -0,0 +1,30 @@
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#include <linux/module.h>
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#include <linux/vermagic.h>
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#include <linux/compiler.h>
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MODULE_INFO(vermagic, VERMAGIC_STRING);
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__visible struct module __this_module
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__attribute__((section(".gnu.linkonce.this_module"))) = {
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.name = KBUILD_MODNAME,
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.init = init_module,
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#ifdef CONFIG_MODULE_UNLOAD
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.exit = cleanup_module,
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#endif
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.arch = MODULE_ARCH_INIT,
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};
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static const struct modversion_info ____versions[]
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__used
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__attribute__((section("__versions"))) = {
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{ 0x146be775, __VMLINUX_SYMBOL_STR(module_layout) },
|
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{ 0x47c8baf4, __VMLINUX_SYMBOL_STR(param_ops_uint) },
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{ 0xa5cc83f6, __VMLINUX_SYMBOL_STR(init_task) },
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{ 0x27e1a049, __VMLINUX_SYMBOL_STR(printk) },
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||||
};
|
||||
|
||||
static const char __module_depends[]
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||||
__used
|
||||
__attribute__((section(".modinfo"))) =
|
||||
"depends=";
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||||
|
||||
@@ -0,0 +1 @@
|
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kernel//home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/list_process/list_process.ko
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@@ -1 +0,0 @@
|
||||
cmd_/home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.ko := aarch64-linux-gnu-ld -EL -r -T /usr/src/linux-headers-3.14.0-20150821.kylin.3.desktop/scripts/module-common.lds --build-id -o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.ko /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.o /home/gatieme/Work/GitHub/LDD-LinuxDeviceDrivers/study/kernel/01-process/01-task/print_vmarea/print_vmarea.mod.o
|
||||
@@ -47,8 +47,8 @@ struct dentry* file_entry(struct file *pfile)
|
||||
|
||||
void print_vm_file(struct vm_area_struct *vmarea)
|
||||
{
|
||||
struct file *vmfile = vmarea->vm_file;
|
||||
struct dentry *den = file_entry(vmfile);
|
||||
struct file *vmfile = NULL;
|
||||
struct dentry *den = NULL;
|
||||
struct dentry *pPath = NULL;
|
||||
|
||||
|
||||
@@ -61,6 +61,8 @@ void print_vm_file(struct vm_area_struct *vmarea)
|
||||
}
|
||||
else // the vm_files
|
||||
{
|
||||
vmfile = vmarea->vm_file;
|
||||
den = file_entry(vmfile);
|
||||
// i find in linux-kernel-3.16
|
||||
// http://lxr.free-electrons.com/source/include/linux/fs.h?v=3.16#L753
|
||||
// struct path f_path;
|
||||
@@ -89,9 +91,9 @@ void print_vm_file(struct vm_area_struct *vmarea)
|
||||
{
|
||||
break;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
printk("%s\n", file);
|
||||
/*
|
||||
do
|
||||
{
|
||||
end = file + strlen(file) - 1;
|
||||
@@ -106,6 +108,7 @@ void print_vm_file(struct vm_area_struct *vmarea)
|
||||
printk("/%s", start);
|
||||
*start = '\0';
|
||||
} while(start > file);
|
||||
*/
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Reference in new issue
Block a user