X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=linux_module%2Fiface-file.c;h=091c773cd6d0c0752b3fdaf92dd66c5e708afb24;hb=f7e4262b2d65bbe3eb0c21ab3a6c4bb185531af7;hp=39f909b06c152e2359fb75544d95bc80d9c164b0;hpb=90e82a7c376407109280c73fb6634bcb48b569f1;p=palacios.git

diff --git a/linux_module/iface-file.c b/linux_module/iface-file.c
index 39f909b..091c773 100644
--- a/linux_module/iface-file.c
+++ b/linux_module/iface-file.c
@@ -243,7 +243,7 @@ static int palacios_file_close(void * file_ptr) {
     return 0;
 }
 
-static long long palacios_file_size(void * file_ptr) {
+static unsigned long long palacios_file_size(void * file_ptr) {
     struct palacios_file * pfile = (struct palacios_file *)file_ptr;
     struct file * filp = pfile->filp;
     struct kstat s;
@@ -259,7 +259,7 @@ static long long palacios_file_size(void * file_ptr) {
     return s.size;
 }
 
-static long long palacios_file_read(void * file_ptr, void * buffer, long long length, long long offset){
+static unsigned long long palacios_file_read(void * file_ptr, void * buffer, unsigned long long length, unsigned long long offset){
     struct palacios_file * pfile = (struct palacios_file *)file_ptr;
     struct file * filp = pfile->filp;
     ssize_t ret;
@@ -273,14 +273,14 @@ static long long palacios_file_read(void * file_ptr, void * buffer, long long le
     set_fs(old_fs);
 	
     if (ret <= 0) {
-	printk("sys_read of %p for %lld bytes failed\n", filp, length);		
+	printk("sys_read of %p for %lld bytes at offset %llu failed (ret=%ld)\n", filp, length, offset, ret);
     }
 	
     return ret;
 }
 
 
-static long long palacios_file_write(void * file_ptr, void * buffer, long long length, long long offset) {
+static unsigned long long palacios_file_write(void * file_ptr, void * buffer, unsigned long long length, unsigned long long offset) {
     struct palacios_file * pfile = (struct palacios_file *)file_ptr;
     struct file * filp = pfile->filp;
     mm_segment_t old_fs;
@@ -295,7 +295,7 @@ static long long palacios_file_write(void * file_ptr, void * buffer, long long l
 
  
     if (ret <= 0) {
-	printk("sys_write failed\n");		
+	printk("sys_write for %llu bytes at offset %llu failed (ret=%ld)\n", length, offset, ret);		
     }
 	
     return ret;
@@ -344,6 +344,7 @@ static int guest_file_init(struct v3_guest * guest, void ** vm_data) {
 
 static int guest_file_deinit(struct v3_guest * guest, void * vm_data) {
     
+    kfree(vm_data);
     return 0;
 }