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Susfs main (#597)

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* Update file_wrapper.c (#595)

* Remove wrong compatibility code from susfs-main (#596)

Nongki compatibility code should be committed to nongki branch, rather than susfs-main branch.

---------

Co-authored-by: kAiF <askthekaif@proton.me>
Co-authored-by: cctv18 <85936817+cctv18@users.noreply.github.com>
This commit is contained in:
小 小w
2025-11-18 11:16:41 +08:00
committed by GitHub
parent 0d421b7db1
commit 724c7517f5
5 changed files with 6 additions and 36 deletions
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3
kernel/app_profile.c
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@@ -82,9 +82,8 @@ void disable_seccomp(void)
#ifdef CONFIG_SECCOMP
current->seccomp.mode = 0;
current->seccomp.filter = NULL;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 8, 0)
atomic_set(&current->seccomp.filter_count, 0);
#endif
#else
#endif
}

17
kernel/file_wrapper.c
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@@ -254,7 +254,7 @@ static ssize_t ksu_wrapper_copy_file_range(struct file *f1, loff_t off1, struct
return -EINVAL;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
static loff_t ksu_wrapper_remap_file_range(struct file *file_in, loff_t pos_in,
struct file *file_out, loff_t pos_out,
loff_t len, unsigned int remap_flags) {
@@ -286,18 +286,7 @@ static int ksu_wrapper_clone_file_range(struct file *file_in, loff_t pos_in,
}
return -EINVAL;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
static int ksu_wrapper_dedupe_file_range(struct file *src_file, loff_t loff,
struct file *dst_file, loff_t dst_loff, u64 len) {
// TODO: determine which file to use
struct ksu_file_wrapper* data = src_file->private_data;
struct file* orig = data->orig;
if (orig->f_op->dedupe_file_range) {
return orig->f_op->dedupe_file_range(orig, loff, dst_file, dst_loff, len);
}
return -EINVAL;
}
#else
static ssize_t ksu_wrapper_dedupe_file_range(struct file *src_file, u64 loff,
u64 len, struct file *dst_file, u64 dst_loff) {
// TODO: determine which file to use
@@ -364,7 +353,7 @@ struct ksu_file_wrapper* ksu_create_file_wrapper(struct file* fp) {
p->ops.fallocate = fp->f_op->fallocate ? ksu_wrapper_fallocate : NULL;
p->ops.show_fdinfo = fp->f_op->show_fdinfo ? ksu_wrapper_show_fdinfo : NULL;
p->ops.copy_file_range = fp->f_op->copy_file_range ? ksu_wrapper_copy_file_range : NULL;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 19, 0)
p->ops.remap_file_range = fp->f_op->remap_file_range ? ksu_wrapper_remap_file_range : NULL;
p->ops.fadvise = fp->f_op->fadvise ? ksu_wrapper_fadvise : NULL;
#else

10
kernel/selinux/selinux.c
View File

@@ -106,11 +106,7 @@ bool is_task_ksu_domain(const struct cred* cred)
if (!cred) {
return false;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,1,0)
const struct task_security_struct *tsec = selinux_cred(cred);
#else
const struct task_security_struct *tsec = cred->security;
#endif
if (!tsec) {
return false;
}
@@ -134,11 +130,7 @@ bool is_context(const struct cred* cred, const char* context)
if (!cred) {
return false;
}
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5,1,0)
const struct task_security_struct *tsec = selinux_cred(cred);
#else
const struct task_security_struct *tsec = cred->security;
#endif
const struct task_security_struct * tsec = selinux_cred(cred);
if (!tsec) {
return false;
}

5
kernel/sucompat.c
View File

@@ -351,12 +351,7 @@ int ksu_handle_devpts(struct inode *inode)
return 0;
if (ksu_file_sid) {
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 1, 0) || defined(KSU_OPTIONAL_SELINUX_INODE)
struct inode_security_struct *sec = selinux_inode(inode);
#else
struct inode_security_struct *sec =
(struct inode_security_struct *)inode->i_security;
#endif
if (sec) {
sec->sid = ksu_file_sid;
}

5
kernel/supercalls.c
View File

@@ -466,12 +466,7 @@ static int do_get_wrapper_fd(void __user *arg) {
struct inode* wrapper_inode = file_inode(pf);
// copy original inode mode
wrapper_inode->i_mode = file_inode(f)->i_mode;
#if LINUX_VERSION_CODE >= KERNEL_VERSION(5, 1, 0) || defined(KSU_OPTIONAL_SELINUX_INODE)
struct inode_security_struct *sec = selinux_inode(wrapper_inode);
#else
struct inode_security_struct *sec =
(struct inode_security_struct *)wrapper_inode->i_security;
#endif
if (sec) {
sec->sid = ksu_file_sid;
}