--- a/debugfs.c
+++ b/debugfs.c
-@@ -279,7 +279,6 @@ static void core_dump_file(u8 *valbuf, u
+@@ -87,7 +87,6 @@ static void core_dump_file(u8 *valbuf, u
u32 append, u32 totallen, bool textmode)
{
struct file *filp_core = NULL;
char file_name[40];
u8 *buf = kmalloc(length * 3, GFP_KERNEL);
u8 *data_p = buf;
-@@ -292,9 +291,6 @@ static void core_dump_file(u8 *valbuf, u
+@@ -100,9 +99,6 @@ static void core_dump_file(u8 *valbuf, u
sprintf(file_name, "/dev/shm/coredump-%x-%x",
region, (region + totallen));
if (append)
filp_core = filp_open(file_name, O_RDWR | O_APPEND, 0);
else
-@@ -317,15 +313,15 @@ static void core_dump_file(u8 *valbuf, u
+@@ -125,15 +121,15 @@ static void core_dump_file(u8 *valbuf, u
}
data_p = buf + j;
data_p += sprintf(data_p, "\n");
kfree(buf);
}
-@@ -1338,7 +1334,6 @@ static ssize_t mwl_debugfs_ba_hist_read(
- u8 bmap0flag, nobaflag;
- char buff[500], file_location[20];
- struct file *filp_bahisto;
-- mm_segment_t oldfs;
- u8 *data_p = buff;
- ssize_t ret;
-
-@@ -1354,13 +1349,10 @@ static ssize_t mwl_debugfs_ba_hist_read(
- memset(file_location, 0, sizeof(file_location));
- sprintf(file_location, "/tmp/ba_histo-%d", priv->ba_aid);
-
-- oldfs = get_fs();
-- set_fs(KERNEL_DS);
- filp_bahisto = filp_open(file_location,
- O_RDWR | O_CREAT | O_TRUNC, 0);
-
- if (IS_ERR(filp_bahisto)) {
-- set_fs(oldfs);
- ret = -EIO;
- goto err;
- }
-@@ -1401,8 +1393,8 @@ static ssize_t mwl_debugfs_ba_hist_read(
-
- /* Buffer is full. Write to file and reset buf */
- if ((strlen(buff) + 36) >= 500) {
-- vfs_write(filp_bahisto, buff, strlen(buff),
-- &filp_bahisto->f_pos);
-+ kernel_write(filp_bahisto, buff, strlen(buff),
-+ &filp_bahisto->f_pos);
- mdelay(2);
- memset(buff, 0, sizeof(buff));
- data_p = buff;
-@@ -1426,8 +1418,8 @@ static ssize_t mwl_debugfs_ba_hist_read(
- data_p += sprintf(data_p, "%8d\n", nobaflag);
- }
-
-- vfs_write(filp_bahisto, buff, strlen(buff),
-- &filp_bahisto->f_pos);
-+ kernel_write(filp_bahisto, buff, strlen(buff),
-+ &filp_bahisto->f_pos);
- len += scnprintf(p + len, size - len,
- "hole: %d, expect: %d, bmap0: %d, noba: %d\n",
- baholecnt, baexpcnt, bmap0cnt, nobacnt);
-@@ -1440,7 +1432,6 @@ static ssize_t mwl_debugfs_ba_hist_read(
- priv->ba_aid);
-
- filp_close(filp_bahisto, current->files);
-- set_fs(oldfs);
-
- ret = simple_read_from_buffer(ubuf, count, ppos, p, len);
-