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-rw-r--r--arch/um/drivers/chan_kern.c9
-rw-r--r--arch/um/drivers/cow.h35
-rw-r--r--arch/um/drivers/cow_user.c43
-rw-r--r--arch/um/drivers/line.c2
-rw-r--r--arch/um/drivers/mconsole_kern.c2
-rw-r--r--arch/um/drivers/net_kern.c4
-rw-r--r--arch/um/drivers/port_kern.c2
-rw-r--r--arch/um/drivers/xterm_kern.c2
8 files changed, 33 insertions, 66 deletions
diff --git a/arch/um/drivers/chan_kern.c b/arch/um/drivers/chan_kern.c
index ca4c7ebfd0aa..45e248c2f43c 100644
--- a/arch/um/drivers/chan_kern.c
+++ b/arch/um/drivers/chan_kern.c
@@ -8,6 +8,7 @@
#include <linux/tty_flip.h>
#include "chan.h"
#include "os.h"
+#include "irq_kern.h"
#ifdef CONFIG_NOCONFIG_CHAN
static void *not_configged_init(char *str, int device,
@@ -213,9 +214,9 @@ void free_irqs(void)
chan = list_entry(ele, struct chan, free_list);
if (chan->input && chan->enabled)
- free_irq(chan->line->driver->read_irq, chan);
+ um_free_irq(chan->line->driver->read_irq, chan);
if (chan->output && chan->enabled)
- free_irq(chan->line->driver->write_irq, chan);
+ um_free_irq(chan->line->driver->write_irq, chan);
chan->enabled = 0;
}
}
@@ -234,9 +235,9 @@ static void close_one_chan(struct chan *chan, int delay_free_irq)
}
else {
if (chan->input && chan->enabled)
- free_irq(chan->line->driver->read_irq, chan);
+ um_free_irq(chan->line->driver->read_irq, chan);
if (chan->output && chan->enabled)
- free_irq(chan->line->driver->write_irq, chan);
+ um_free_irq(chan->line->driver->write_irq, chan);
chan->enabled = 0;
}
if (chan->ops->close != NULL)
diff --git a/arch/um/drivers/cow.h b/arch/um/drivers/cow.h
index dc36b222100b..6673508f3426 100644
--- a/arch/um/drivers/cow.h
+++ b/arch/um/drivers/cow.h
@@ -3,41 +3,6 @@
#include <asm/types.h>
-#if defined(__KERNEL__)
-
-# include <asm/byteorder.h>
-
-# if defined(__BIG_ENDIAN)
-# define ntohll(x) (x)
-# define htonll(x) (x)
-# elif defined(__LITTLE_ENDIAN)
-# define ntohll(x) be64_to_cpu(x)
-# define htonll(x) cpu_to_be64(x)
-# else
-# error "Could not determine byte order"
-# endif
-
-#else
-/* For the definition of ntohl, htonl and __BYTE_ORDER */
-#include <endian.h>
-#include <netinet/in.h>
-#if defined(__BYTE_ORDER)
-
-# if __BYTE_ORDER == __BIG_ENDIAN
-# define ntohll(x) (x)
-# define htonll(x) (x)
-# elif __BYTE_ORDER == __LITTLE_ENDIAN
-# define ntohll(x) bswap_64(x)
-# define htonll(x) bswap_64(x)
-# else
-# error "Could not determine byte order: __BYTE_ORDER uncorrectly defined"
-# endif
-
-#else /* ! defined(__BYTE_ORDER) */
-# error "Could not determine byte order: __BYTE_ORDER not defined"
-#endif
-#endif /* ! defined(__KERNEL__) */
-
extern int init_cow_file(int fd, char *cow_file, char *backing_file,
int sectorsize, int alignment, int *bitmap_offset_out,
unsigned long *bitmap_len_out, int *data_offset_out);
diff --git a/arch/um/drivers/cow_user.c b/arch/um/drivers/cow_user.c
index 9cbb426c0b91..0ee9cc6cc4c7 100644
--- a/arch/um/drivers/cow_user.c
+++ b/arch/um/drivers/cow_user.c
@@ -8,11 +8,10 @@
* that.
*/
#include <unistd.h>
-#include <byteswap.h>
#include <errno.h>
#include <string.h>
#include <arpa/inet.h>
-#include <asm/types.h>
+#include <endian.h>
#include "cow.h"
#include "cow_sys.h"
@@ -214,8 +213,8 @@ int write_cow_header(char *cow_file, int fd, char *backing_file,
"header\n");
goto out;
}
- header->magic = htonl(COW_MAGIC);
- header->version = htonl(COW_VERSION);
+ header->magic = htobe32(COW_MAGIC);
+ header->version = htobe32(COW_VERSION);
err = -EINVAL;
if (strlen(backing_file) > sizeof(header->backing_file) - 1) {
@@ -246,10 +245,10 @@ int write_cow_header(char *cow_file, int fd, char *backing_file,
goto out_free;
}
- header->mtime = htonl(modtime);
- header->size = htonll(*size);
- header->sectorsize = htonl(sectorsize);
- header->alignment = htonl(alignment);
+ header->mtime = htobe32(modtime);
+ header->size = htobe64(*size);
+ header->sectorsize = htobe32(sectorsize);
+ header->alignment = htobe32(alignment);
header->cow_format = COW_BITMAP;
err = cow_write_file(fd, header, sizeof(*header));
@@ -301,8 +300,8 @@ int read_cow_header(int (*reader)(__u64, char *, int, void *), void *arg,
magic = header->v1.magic;
if (magic == COW_MAGIC)
version = header->v1.version;
- else if (magic == ntohl(COW_MAGIC))
- version = ntohl(header->v1.version);
+ else if (magic == be32toh(COW_MAGIC))
+ version = be32toh(header->v1.version);
/* No error printed because the non-COW case comes through here */
else goto out;
@@ -327,9 +326,9 @@ int read_cow_header(int (*reader)(__u64, char *, int, void *), void *arg,
"header\n");
goto out;
}
- *mtime_out = ntohl(header->v2.mtime);
- *size_out = ntohll(header->v2.size);
- *sectorsize_out = ntohl(header->v2.sectorsize);
+ *mtime_out = be32toh(header->v2.mtime);
+ *size_out = be64toh(header->v2.size);
+ *sectorsize_out = be32toh(header->v2.sectorsize);
*bitmap_offset_out = sizeof(header->v2);
*align_out = *sectorsize_out;
file = header->v2.backing_file;
@@ -341,10 +340,10 @@ int read_cow_header(int (*reader)(__u64, char *, int, void *), void *arg,
"header\n");
goto out;
}
- *mtime_out = ntohl(header->v3.mtime);
- *size_out = ntohll(header->v3.size);
- *sectorsize_out = ntohl(header->v3.sectorsize);
- *align_out = ntohl(header->v3.alignment);
+ *mtime_out = be32toh(header->v3.mtime);
+ *size_out = be64toh(header->v3.size);
+ *sectorsize_out = be32toh(header->v3.sectorsize);
+ *align_out = be32toh(header->v3.alignment);
if (*align_out == 0) {
cow_printf("read_cow_header - invalid COW header, "
"align == 0\n");
@@ -366,16 +365,16 @@ int read_cow_header(int (*reader)(__u64, char *, int, void *), void *arg,
* this was used until Dec2005 - 64bits are needed to represent
* 2038+. I.e. we can safely do this truncating cast.
*
- * Additionally, we must use ntohl() instead of ntohll(), since
+ * Additionally, we must use be32toh() instead of be64toh(), since
* the program used to use the former (tested - I got mtime
* mismatch "0 vs whatever").
*
* Ever heard about bug-to-bug-compatibility ? ;-) */
- *mtime_out = (time32_t) ntohl(header->v3_b.mtime);
+ *mtime_out = (time32_t) be32toh(header->v3_b.mtime);
- *size_out = ntohll(header->v3_b.size);
- *sectorsize_out = ntohl(header->v3_b.sectorsize);
- *align_out = ntohl(header->v3_b.alignment);
+ *size_out = be64toh(header->v3_b.size);
+ *sectorsize_out = be32toh(header->v3_b.sectorsize);
+ *align_out = be32toh(header->v3_b.alignment);
if (*align_out == 0) {
cow_printf("read_cow_header - invalid COW header, "
"align == 0\n");
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 4ab0d9c0911c..acfd0e0fd0c9 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -699,7 +699,7 @@ struct winch {
static void __free_winch(struct work_struct *work)
{
struct winch *winch = container_of(work, struct winch, work);
- free_irq(WINCH_IRQ, winch);
+ um_free_irq(WINCH_IRQ, winch);
if (winch->pid != -1)
os_kill_process(winch->pid, 1);
diff --git a/arch/um/drivers/mconsole_kern.c b/arch/um/drivers/mconsole_kern.c
index e672bd6d43e3..88e466b159dc 100644
--- a/arch/um/drivers/mconsole_kern.c
+++ b/arch/um/drivers/mconsole_kern.c
@@ -22,6 +22,7 @@
#include <linux/workqueue.h>
#include <linux/mutex.h>
#include <asm/uaccess.h>
+#include <asm/switch_to.h>
#include "init.h"
#include "irq_kern.h"
@@ -704,6 +705,7 @@ static void stack_proc(void *arg)
struct task_struct *from = current, *to = arg;
to->thread.saved_task = from;
+ rcu_switch_from(from);
switch_to(from, to, from);
}
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index 95f4416e6d9f..0d60c5685c26 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -195,7 +195,7 @@ static int uml_net_close(struct net_device *dev)
netif_stop_queue(dev);
- free_irq(dev->irq, dev);
+ um_free_irq(dev->irq, dev);
if (lp->close != NULL)
(*lp->close)(lp->fd, &lp->user);
lp->fd = -1;
@@ -835,7 +835,7 @@ static void close_devices(void)
spin_lock(&opened_lock);
list_for_each(ele, &opened) {
lp = list_entry(ele, struct uml_net_private, list);
- free_irq(lp->dev->irq, lp->dev);
+ um_free_irq(lp->dev->irq, lp->dev);
if ((lp->close != NULL) && (lp->fd >= 0))
(*lp->close)(lp->fd, &lp->user);
if (lp->remove != NULL)
diff --git a/arch/um/drivers/port_kern.c b/arch/um/drivers/port_kern.c
index e31680e662a4..11866ffd45a9 100644
--- a/arch/um/drivers/port_kern.c
+++ b/arch/um/drivers/port_kern.c
@@ -254,7 +254,7 @@ int port_wait(void *data)
* connection. Then we loop here throwing out failed
* connections until a good one is found.
*/
- free_irq(TELNETD_IRQ, conn);
+ um_free_irq(TELNETD_IRQ, conn);
if (conn->fd >= 0)
break;
diff --git a/arch/um/drivers/xterm_kern.c b/arch/um/drivers/xterm_kern.c
index 8bd130f0bda3..b68bbe269e01 100644
--- a/arch/um/drivers/xterm_kern.c
+++ b/arch/um/drivers/xterm_kern.c
@@ -65,7 +65,7 @@ int xterm_fd(int socket, int *pid_out)
* isn't set) this will hang... */
wait_for_completion(&data->ready);
- free_irq(XTERM_IRQ, data);
+ um_free_irq(XTERM_IRQ, data);
ret = data->new_fd;
*pid_out = data->pid;
generated by cgit v1.2.3 (git 2.25.1) at 2025-12-09 06:50:03 +0000