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Prep for 0.2.1 tag 

Minor fixes to headers to use debug macros
Added /proc/sys/spl/version



git-svn-id: https://outreach.scidac.gov/svn/spl/trunk@90 7e1ea52c-4ff2-0310-8f11-9dd32ca42a1c
This commit is contained in:
behlendo 2008-04-24 17:41:23 +00:00
parent 1bac409fa3
commit 3561541c24
8 changed files with 50 additions and 24 deletions
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6
ChangeLog
View File

@ -1,3 +1,9 @@
2008-04-24 Brian Behlendorf <behlendorf1@llnl.gov>
* : Tag spl-0.2.1
* modules/spl/spl-proc.c : Add /proc/sys/spl/version.
2008-04-24 Herb Wartens <wartens2@llnl.gov>
* include/sys/kmem.h : Make sure that when calling __vmem_alloc

2
configure.ac
View File

@ -1,7 +1,7 @@
AC_INIT
AC_CANONICAL_SYSTEM
AM_INIT_AUTOMAKE(spl, 0.2.0)
AM_INIT_AUTOMAKE(spl, 0.2.1)
AC_CONFIG_HEADERS([config.h])
AC_PROG_INSTALL

37
include/sys/kmem.h
View File

@ -36,17 +36,21 @@ extern int kmem_warning_flag;
\
/* Marked unlikely because we should never be doing this */ \
if (unlikely((size) > (PAGE_SIZE * 4)) && kmem_warning_flag) \
printk("spl: Warning kmem_alloc(%d, 0x%x) large alloc at %s:%d "\
"(%ld/%ld)\n", (int)(size), (int)(flags), \
__FILE__, __LINE__, \
atomic64_read(&kmem_alloc_used), kmem_alloc_max); \
__CDEBUG_LIMIT(S_KMEM, D_WARNING, "Warning " \
"kmem_alloc(%d, 0x%x) large alloc at %s:%d " \
"(%ld/%ld)\n", (int)(size), (int)(flags), \
__FILE__, __LINE__, \
atomic64_read(&kmem_alloc_used), \
kmem_alloc_max); \
\
_ptr_ = (void *)allocator((size), (flags)); \
if (_ptr_ == NULL) { \
printk("spl: Warning kmem_alloc(%d, 0x%x) failed at %s:%d " \
"(%ld/%ld)\n", (int)(size), (int)(flags), \
__FILE__, __LINE__, \
atomic64_read(&kmem_alloc_used), kmem_alloc_max); \
__CDEBUG_LIMIT(S_KMEM, D_WARNING, "Warning " \
"kmem_alloc(%d, 0x%x) failed at %s:%d " \
"(%ld/%ld)\n", (int)(size), (int)(flags), \
__FILE__, __LINE__, \
atomic64_read(&kmem_alloc_used), \
kmem_alloc_max); \
} else { \
atomic64_add((size), &kmem_alloc_used); \
if (unlikely(atomic64_read(&kmem_alloc_used)>kmem_alloc_max)) \
@ -72,17 +76,20 @@ extern int kmem_warning_flag;
\
ASSERT(flags & KM_SLEEP); \
\
_ptr_ = (void *)__vmalloc((size), (((flags) | \
__GFP_HIGHMEM) & \
~__GFP_ZERO), PAGE_KERNEL); \
_ptr_ = (void *)__vmalloc((size), \
(((flags) | __GFP_HIGHMEM) & ~__GFP_ZERO), \
PAGE_KERNEL); \
if (_ptr_ == NULL) { \
printk("spl: Warning vmem_alloc(%d, 0x%x) failed at %s:%d " \
"(%ld/%ld)\n", (int)(size), (int)(flags), \
__FILE__, __LINE__, \
atomic64_read(&vmem_alloc_used), vmem_alloc_max); \
__CDEBUG_LIMIT(S_KMEM, D_WARNING, "Warning " \
"vmem_alloc(%d, 0x%x) failed at %s:%d " \
"(%ld/%ld)\n", (int)(size), (int)(flags), \
__FILE__, __LINE__, \
atomic64_read(&vmem_alloc_used), \
vmem_alloc_max); \
} else { \
if (flags & __GFP_ZERO) \
memset(_ptr_, 0, (size)); \
\
atomic64_add((size), &vmem_alloc_used); \
if (unlikely(atomic64_read(&vmem_alloc_used)>vmem_alloc_max)) \
vmem_alloc_max = atomic64_read(&vmem_alloc_used); \

14
include/sys/mutex.h
View File

@ -76,10 +76,11 @@ mutex_enter(kmutex_t *mp)
spin_lock(&mp->km_lock);
if (unlikely(in_atomic() && !current->exit_state)) {
printk("May schedule while atomic: %s/0x%08x/%d\n",
current->comm, preempt_count(), current->pid);
spin_unlock(&mp->km_lock);
BUG();
__CDEBUG_LIMIT(S_MUTEX, D_ERROR,
"May schedule while atomic: %s/0x%08x/%d\n",
current->comm, preempt_count(), current->pid);
SBUG();
}
spin_unlock(&mp->km_lock);
@ -103,10 +104,11 @@ mutex_tryenter(kmutex_t *mp)
spin_lock(&mp->km_lock);
if (unlikely(in_atomic() && !current->exit_state)) {
printk("May schedule while atomic: %s/0x%08x/%d\n",
current->comm, preempt_count(), current->pid);
spin_unlock(&mp->km_lock);
BUG();
__CDEBUG_LIMIT(S_MUTEX, D_ERROR,
"May schedule while atomic: %s/0x%08x/%d\n",
current->comm, preempt_count(), current->pid);
SBUG();
}
spin_unlock(&mp->km_lock);

1
include/sys/rwlock.h
View File

@ -250,7 +250,6 @@ rw_tryupgrade(krwlock_t *rwlp)
* lock. If there is, then we know we should
* not try to upgrade the lock */
if (!list_empty(&rwlp->rw_sem.wait_list)) {
printk("spl: Warning There are threads waiting\n");
spin_unlock(&rwlp->rw_sem.wait_lock);
return 0;
}

1
include/sys/sysmacros.h
View File

@ -98,6 +98,7 @@ extern "C" {
#define DTRACE_PROBE4(a, b, c, d, e, f, g, h, i) ((void)0)
/* Missing globals */
extern char spl_version[16];
extern long spl_hostid;
extern char hw_serial[11];
extern int p0;

2
modules/spl/spl-generic.c
View File

@ -13,6 +13,8 @@
#define DEBUG_SUBSYSTEM S_GENERIC
char spl_version[16] = "SPL v" VERSION;
long spl_hostid = 0;
EXPORT_SYMBOL(spl_hostid);

11
modules/spl/spl-proc.c
View File

@ -20,7 +20,8 @@ static unsigned long table_max = ~0;
#define CTL_SPL 0x87
enum {
CTL_DEBUG_SUBSYS = 1, /* Debug subsystem */
CTL_VERSION = 1, /* Version */
CTL_DEBUG_SUBSYS, /* Debug subsystem */
CTL_DEBUG_MASK, /* Debug mask */
CTL_DEBUG_PRINTK, /* Force all messages to console */
CTL_DEBUG_MB, /* Debug buffer size */
@ -371,6 +372,14 @@ static struct ctl_table spl_table[] = {
/* NB No .strategy entries have been provided since
* sysctl(8) prefers to go via /proc for portability.
*/
{
.ctl_name = CTL_VERSION,
.procname = "version",
.data = spl_version,
.maxlen = sizeof(spl_version),
.mode = 0444,
.proc_handler = &proc_dostring,
},
{
.ctl_name = CTL_DEBUG_SUBSYS,
.procname = "debug_subsystem",