1 files changed, 5 insertions, 9 deletions

diff --git a/pk/file.c b/pk/file.c
index 279e8c4..6d29f5d 100644
--- a/pk/file.c
+++ b/pk/file.c
@@ -105,7 +105,7 @@ file_t* file_openat(int dirfd, const char* fn, int flags, int mode)
     return ERR_PTR(-ENOMEM);
 
   size_t fn_size = strlen(fn)+1;
-  long ret = frontend_syscall(SYS_openat, dirfd, va2pa(fn), fn_size, flags, mode, 0, 0);
+  long ret = frontend_syscall(SYS_openat, dirfd, kva2pa(fn), fn_size, flags, mode, 0, 0);
   if (ret >= 0)
   {
     f->kfd = ret;
@@ -133,26 +133,22 @@ int fd_close(int fd)
 
 ssize_t file_read(file_t* f, void* buf, size_t size)
 {
-  populate_mapping(buf, size, PROT_WRITE);
-  return frontend_syscall(SYS_read, f->kfd, va2pa(buf), size, 0, 0, 0, 0);
+  return frontend_syscall(SYS_read, f->kfd, kva2pa(buf), size, 0, 0, 0, 0);
 }
 
 ssize_t file_pread(file_t* f, void* buf, size_t size, off_t offset)
 {
-  populate_mapping(buf, size, PROT_WRITE);
-  return frontend_syscall(SYS_pread, f->kfd, va2pa(buf), size, offset, 0, 0, 0);
+  return frontend_syscall(SYS_pread, f->kfd, kva2pa(buf), size, offset, 0, 0, 0);
 }
 
 ssize_t file_write(file_t* f, const void* buf, size_t size)
 {
-  populate_mapping(buf, size, PROT_READ);
-  return frontend_syscall(SYS_write, f->kfd, va2pa(buf), size, 0, 0, 0, 0);
+  return frontend_syscall(SYS_write, f->kfd, kva2pa(buf), size, 0, 0, 0, 0);
 }
 
 ssize_t file_pwrite(file_t* f, const void* buf, size_t size, off_t offset)
 {
-  populate_mapping(buf, size, PROT_READ);
-  return frontend_syscall(SYS_pwrite, f->kfd, va2pa(buf), size, offset, 0, 0, 0);
+  return frontend_syscall(SYS_pwrite, f->kfd, kva2pa(buf), size, offset, 0, 0, 0);
 }
 
 int file_truncate(file_t* f, off_t len)