summaryrefslogtreecommitdiff
path: root/target/linux/generic/pending-3.18/441-block2mtd_probe.patch
diff options
context:
space:
mode:
Diffstat (limited to 'target/linux/generic/pending-3.18/441-block2mtd_probe.patch')
-rw-r--r--target/linux/generic/pending-3.18/441-block2mtd_probe.patch110
1 files changed, 0 insertions, 110 deletions
diff --git a/target/linux/generic/pending-3.18/441-block2mtd_probe.patch b/target/linux/generic/pending-3.18/441-block2mtd_probe.patch
deleted file mode 100644
index 6836a48..0000000
--- a/target/linux/generic/pending-3.18/441-block2mtd_probe.patch
+++ /dev/null
@@ -1,110 +0,0 @@
---- a/drivers/mtd/devices/block2mtd.c
-+++ b/drivers/mtd/devices/block2mtd.c
-@@ -10,6 +10,7 @@
- #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
-
- #include <linux/module.h>
-+#include <linux/delay.h>
- #include <linux/fs.h>
- #include <linux/blkdev.h>
- #include <linux/bio.h>
-@@ -210,13 +211,16 @@ static void block2mtd_free_device(struct
- }
-
-
--static struct block2mtd_dev *add_device(char *devname, int erase_size, const char *mtdname)
-+static struct block2mtd_dev *add_device(char *devname, int erase_size, const char *mtdname, int timeout)
- {
- const fmode_t mode = FMODE_READ | FMODE_WRITE | FMODE_EXCL;
-- struct block_device *bdev;
-+ struct block_device *bdev = ERR_PTR(-ENODEV);
- struct block2mtd_dev *dev;
- struct mtd_partition *part;
- char *name;
-+#ifndef MODULE
-+ int i;
-+#endif
-
- if (!devname)
- return NULL;
-@@ -227,15 +231,20 @@ static struct block2mtd_dev *add_device(
-
- /* Get a handle on the device */
- bdev = blkdev_get_by_path(devname, mode, dev);
-+
- #ifndef MODULE
-- if (IS_ERR(bdev)) {
-+ for (i = 0; IS_ERR(bdev) && i <= timeout; i++) {
-+ dev_t devt;
-
-- /* We might not have rootfs mounted at this point. Try
-- to resolve the device name by other means. */
-+ if (i)
-+ msleep(1000);
-+ wait_for_device_probe();
-+
-+ devt = name_to_dev_t(devname);
-+ if (!devt)
-+ continue;
-
-- dev_t devt = name_to_dev_t(devname);
-- if (devt)
-- bdev = blkdev_get_by_dev(devt, mode, dev);
-+ bdev = blkdev_get_by_dev(devt, mode, dev);
- }
- #endif
-
-@@ -361,11 +370,12 @@ static char block2mtd_paramline[80 + 12]
-
- static int block2mtd_setup2(const char *val)
- {
-- char buf[80 + 12 + 80]; /* 80 for device, 12 for erase size, 80 for name */
-+ char buf[80 + 12 + 80 + 8]; /* 80 for device, 12 for erase size, 80 for name, 8 for timeout */
- char *str = buf;
-- char *token[3];
-+ char *token[4];
- char *name;
- size_t erase_size = PAGE_SIZE;
-+ unsigned long timeout = 0;
- int i, ret;
-
- if (strnlen(val, sizeof(buf)) >= sizeof(buf)) {
-@@ -376,7 +386,7 @@ static int block2mtd_setup2(const char *
- strcpy(str, val);
- kill_final_newline(str);
-
-- for (i = 0; i < 3; i++)
-+ for (i = 0; i < 4; i++)
- token[i] = strsep(&str, ",");
-
- if (str) {
-@@ -405,7 +415,10 @@ static int block2mtd_setup2(const char *
- if (token[2] && (strlen(token[2]) + 1 > 80))
- pr_err("mtd device name too long\n");
-
-- add_device(name, erase_size, token[2]);
-+ if (token[3] && kstrtoul(token[3], 0, &timeout))
-+ pr_err("invalid timeout\n");
-+
-+ add_device(name, erase_size, token[2], timeout);
-
- return 0;
- }
-@@ -439,7 +452,7 @@ static int block2mtd_setup(const char *v
-
-
- module_param_call(block2mtd, block2mtd_setup, NULL, NULL, 0200);
--MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>]]\"");
-+MODULE_PARM_DESC(block2mtd, "Device to use. \"block2mtd=<dev>[,<erasesize>[,<name>[,<timeout>]]]\"");
-
- static int __init block2mtd_init(void)
- {
-@@ -474,7 +487,7 @@ static void block2mtd_exit(void)
- }
-
-
--module_init(block2mtd_init);
-+late_initcall(block2mtd_init);
- module_exit(block2mtd_exit);
-
- MODULE_LICENSE("GPL");