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kernel: Fix compatibility with nongki kernels (#594)

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This commit is contained in:
YangQi0408
2025-11-18 00:25:48 +08:00
committed by GitHub
parent c4faf57ca9
commit fb539fae57
5 changed files with 36 additions and 6 deletions
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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, 19, 0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 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) {
@@ -286,7 +286,18 @@ 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
@@ -353,7 +364,7 @@ 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, 19, 0)
#if LINUX_VERSION_CODE >= KERNEL_VERSION(4, 20, 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