Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=0d63e4f9ea61df1d727bd52a174aba732e6e1853
Commit: 0d63e4f9ea61df1d727bd52a174aba732e6e1853
Parent: 000cb48ee18165776b5a2beb72ed18f66bc61878
Author: Jan Blunck <[EMAIL PROTECTED]>
AuthorDate: Thu Feb 14 19:34:28 2008 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Thu Feb 14 21:13:32 2008 -0800
Dont touch fs_struct in drivers
The sound drivers and the pnpbios core test for current->root != NULL. This
test seems to be unnecessary since we always have rootfs mounted before
initializing the drivers.
Signed-off-by: Jan Blunck <[EMAIL PROTECTED]>
Acked-by: Christoph Hellwig <[EMAIL PROTECTED]>
Cc: Bjorn Helgaas <[EMAIL PROTECTED]>
Cc: Jaroslav Kysela <[EMAIL PROTECTED]>
Acked-by: Takashi Iwai <[EMAIL PROTECTED]>
Cc: Al Viro <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
drivers/pnp/pnpbios/core.c | 2 --
sound/core/seq/seq_clientmgr.c | 4 ++--
sound/core/seq/seq_device.c | 3 ---
sound/core/sound.c | 4 ----
sound/core/timer.c | 2 --
sound/ppc/daca.c | 5 ++---
sound/ppc/tumbler.c | 5 ++---
7 files changed, 6 insertions(+), 19 deletions(-)
diff --git a/drivers/pnp/pnpbios/core.c b/drivers/pnp/pnpbios/core.c
index f7e6719..a8a5150 100644
--- a/drivers/pnp/pnpbios/core.c
+++ b/drivers/pnp/pnpbios/core.c
@@ -105,8 +105,6 @@ static int pnp_dock_event(int dock, struct
pnp_docking_station_info *info)
char *argv[3], **envp, *buf, *scratch;
int i = 0, value;
- if (!current->fs->root)
- return -EAGAIN;
if (!(envp = kcalloc(20, sizeof(char *), GFP_KERNEL)))
return -ENOMEM;
if (!(buf = kzalloc(256, GFP_KERNEL))) {
diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c
index f97c1ba..47cfa51 100644
--- a/sound/core/seq/seq_clientmgr.c
+++ b/sound/core/seq/seq_clientmgr.c
@@ -149,13 +149,13 @@ struct snd_seq_client *snd_seq_client_use_ptr(int
clientid)
}
spin_unlock_irqrestore(&clients_lock, flags);
#ifdef CONFIG_KMOD
- if (!in_interrupt() && current->fs->root) {
+ if (!in_interrupt()) {
static char client_requested[SNDRV_SEQ_GLOBAL_CLIENTS];
static char card_requested[SNDRV_CARDS];
if (clientid < SNDRV_SEQ_GLOBAL_CLIENTS) {
int idx;
- if (! client_requested[clientid] && current->fs->root) {
+ if (!client_requested[clientid]) {
client_requested[clientid] = 1;
for (idx = 0; idx < 15; idx++) {
if (seq_client_load[idx] < 0)
diff --git a/sound/core/seq/seq_device.c b/sound/core/seq/seq_device.c
index 155dc7d..2f00ad2 100644
--- a/sound/core/seq/seq_device.c
+++ b/sound/core/seq/seq_device.c
@@ -149,9 +149,6 @@ void snd_seq_device_load_drivers(void)
if (snd_seq_in_init)
return;
- if (! current->fs->root)
- return;
-
mutex_lock(&ops_mutex);
list_for_each_entry(ops, &opslist, list) {
if (! (ops->driver & DRIVER_LOADED) &&
diff --git a/sound/core/sound.c b/sound/core/sound.c
index 00cca4d..812f91b 100644
--- a/sound/core/sound.c
+++ b/sound/core/sound.c
@@ -71,8 +71,6 @@ static DEFINE_MUTEX(sound_mutex);
*/
void snd_request_card(int card)
{
- if (! current->fs->root)
- return;
if (snd_card_locked(card))
return;
if (card < 0 || card >= cards_limit)
@@ -86,8 +84,6 @@ static void snd_request_other(int minor)
{
char *str;
- if (! current->fs->root)
- return;
switch (minor) {
case SNDRV_MINOR_SEQUENCER: str = "snd-seq"; break;
case SNDRV_MINOR_TIMER: str = "snd-timer"; break;
diff --git a/sound/core/timer.c b/sound/core/timer.c
index aece465..9d8184a 100644
--- a/sound/core/timer.c
+++ b/sound/core/timer.c
@@ -150,8 +150,6 @@ static struct snd_timer *snd_timer_find(struct snd_timer_id
*tid)
static void snd_timer_request(struct snd_timer_id *tid)
{
- if (! current->fs->root)
- return;
switch (tid->dev_class) {
case SNDRV_TIMER_CLASS_GLOBAL:
if (tid->device < timer_limit)
diff --git a/sound/ppc/daca.c b/sound/ppc/daca.c
index 8432c16..ca94529 100644
--- a/sound/ppc/daca.c
+++ b/sound/ppc/daca.c
@@ -250,9 +250,8 @@ int __init snd_pmac_daca_init(struct snd_pmac *chip)
struct pmac_daca *mix;
#ifdef CONFIG_KMOD
- if (current->fs->root)
- request_module("i2c-powermac");
-#endif /* CONFIG_KMOD */
+ request_module("i2c-powermac");
+#endif /* CONFIG_KMOD */
mix = kzalloc(sizeof(*mix), GFP_KERNEL);
if (! mix)
diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c
index 71a7a97..3f8d716 100644
--- a/sound/ppc/tumbler.c
+++ b/sound/ppc/tumbler.c
@@ -1351,9 +1351,8 @@ int __init snd_pmac_tumbler_init(struct snd_pmac *chip)
char *chipname;
#ifdef CONFIG_KMOD
- if (current->fs->root)
- request_module("i2c-powermac");
-#endif /* CONFIG_KMOD */
+ request_module("i2c-powermac");
+#endif /* CONFIG_KMOD */
mix = kzalloc(sizeof(*mix), GFP_KERNEL);
if (! mix)
-
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