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kernel: susfs 1.5.9 a13-5.15 patch

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This commit is contained in:
Rifat Azad
2025-07-15 22:23:43 +06:00
parent 52112a7ee3
commit 6fe4fcbce0
19 changed files with 1037 additions and 95 deletions
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kernel/Makefile
+78 -1
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@@ -21,7 +21,7 @@ ifeq ($(shell test -e $(srctree)/$(src)/../.git; echo $$?),0)
$(shell cd $(srctree)/$(src); /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin [ -f ../.git/shallow ] && git fetch --unshallow)
KSU_GIT_VERSION := $(shell cd $(srctree)/$(src); /usr/bin/env PATH="$$PATH":/usr/bin:/usr/local/bin git rev-list --count HEAD)
# ksu_version: major * 10000 + git version + 200 for historical reasons
$(eval KSU_VERSION=$(shell expr 10000 + $(KSU_GIT_VERSION) + 200))
$(eval KSU_VERSION=$(shell expr 10000 + $(KSU_GIT_VERSION) + 198))
$(info -- KernelSU-Next version: $(KSU_VERSION))
ccflags-y += -DKSU_VERSION=$(KSU_VERSION)
else # If there is no .git file, the default version will be passed.
@@ -116,4 +116,81 @@ endif
ccflags-y += -Wno-implicit-function-declaration -Wno-strict-prototypes -Wno-int-conversion -Wno-gcc-compat
ccflags-y += -Wno-declaration-after-statement -Wno-unused-function
## For non-gki compatiblity ##
ifeq ($(shell grep -q " current_sid(void)" $(srctree)/security/selinux/include/objsec.h; echo $$?),0)
ccflags-y += -DKSU_COMPAT_HAS_CURRENT_SID
endif
ifeq ($(shell grep -q "struct selinux_state " $(srctree)/security/selinux/include/security.h; echo $$?),0)
ccflags-y += -DKSU_COMPAT_HAS_SELINUX_STATE
endif
ccflags-y += -DKSU_UMOUNT
ifneq ($(shell grep -Eq "get_cred_rcu" $(srctree)/include/linux/cred.h; echo $$?),0)
$(info -- KSU_SUSFS: adding function 'static inline const struct cred *get_cred_rcu();' to $(srctree)/include/linux/cred.h)
GET_CRED_RCU = static inline const struct cred *get_cred_rcu(const struct cred *cred)\n\
{\n\t\
struct cred *nonconst_cred = (struct cred *) cred;\n\t\
if (!cred)\n\t\t\
return NULL;\n\t\
if (!atomic_inc_not_zero(&nonconst_cred->usage))\n\t\t\
return NULL;\n\t\
validate_creds(cred);\n\t\
return cred;\n\
}\n
$(shell sed -i '/^static inline void put_cred/i $(GET_CRED_RCU)' $(srctree)/include/linux/cred.h;)
endif
ifneq ($(shell grep -Eq "^static int can_umount" $(srctree)/fs/namespace.c; echo $$?),0)
$(info -- KSU_SUSFS: adding function 'static int can_umount(const struct path *path, int flags);' to $(srctree)/fs/namespace.c)
CAN_UMOUNT = static int can_umount(const struct path *path, int flags)\n\
{\n\t\
struct mount *mnt = real_mount(path->mnt);\n\t\
if (flags & ~(MNT_FORCE | MNT_DETACH | MNT_EXPIRE | UMOUNT_NOFOLLOW))\n\t\t\
return -EINVAL;\n\t\
if (!may_mount())\n\t\t\
return -EPERM;\n\t\
if (path->dentry != path->mnt->mnt_root)\n\t\t\
return -EINVAL;\n\t\
if (!check_mnt(mnt))\n\t\t\
return -EINVAL;\n\t\
if (mnt->mnt.mnt_flags & MNT_LOCKED)\n\t\t\
return -EINVAL;\n\t\
if (flags & MNT_FORCE && !capable(CAP_SYS_ADMIN))\n\t\t\
return -EPERM;\n\t\
return 0;\n\
}\n
$(shell sed -i '/^static bool is_mnt_ns_file/i $(CAN_UMOUNT)' $(srctree)/fs/namespace.c;)
endif
ifneq ($(shell grep -Eq "^int path_umount" $(srctree)/fs/namespace.c; echo $$?),0)
$(info -- KSU_SUSFS: adding function 'int path_umount(struct path *path, int flags);' to $(srctree)/fs/namespace.c)
PATH_UMOUNT = int path_umount(struct path *path, int flags)\n\
{\n\t\
struct mount *mnt = real_mount(path->mnt);\n\t\
int ret;\n\t\
ret = can_umount(path, flags);\n\t\
if (!ret)\n\t\t\
ret = do_umount(mnt, flags);\n\t\
dput(path->dentry);\n\t\
mntput_no_expire(mnt);\n\t\
return ret;\n\
}\n
$(shell sed -i '/^static bool is_mnt_ns_file/i $(PATH_UMOUNT)' $(srctree)/fs/namespace.c;)
endif
ifneq ($(shell grep -Eq "^int path_umount" $(srctree)/fs/internal.h; echo $$?),0)
$(shell sed -i '/^extern void __init mnt_init/a int path_umount(struct path *path, int flags);' $(srctree)/fs/internal.h;)
$(info -- KSU_SUSFS: adding 'int path_umount(struct path *path, int flags);' to $(srctree)/fs/internal.h)
endif
## For susfs stuff ##
ifeq ($(shell test -e $(srctree)/fs/susfs.c; echo $$?),0)
$(eval SUSFS_VERSION=$(shell cat $(srctree)/include/linux/susfs.h | grep -E '^#define SUSFS_VERSION' | cut -d' ' -f3 | sed 's/"//g'))
$(info )
$(info -- SUSFS_VERSION: $(SUSFS_VERSION))
else
$(info -- You have not integrate susfs in your kernel.)
$(info -- Read: https://gitlab.com/simonpunk/susfs4ksu)
endif
# Keep a new line here!! Because someone may append config