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mm/mmap.c: Remove Samsung specific debug 

This is flooding dmesg with useless information
This commit is contained in:
syphyr 2019-03-05 22:30:03 +01:00
parent dcc50253a9
commit b11da56c48
2 changed files with 6 additions and 41 deletions
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14
include/linux/mm.h
View File

@ -1601,20 +1601,10 @@ extern unsigned long unmapped_area_topdown(struct vm_unmapped_area_info *info);
static inline unsigned long
vm_unmapped_area(struct vm_unmapped_area_info *info)
{
unsigned long addr;
if (!(info->flags & VM_UNMAPPED_AREA_TOPDOWN))
addr = unmapped_area(info);
return unmapped_area(info);
else
addr = unmapped_area_topdown(info);
if (addr == -ENOMEM)
printk(KERN_DEBUG "%s %d - NOMEM in vm_unmapped_area "
"pid=%d flags=%lx length=%lx low_limit=%lx "
"high_limit=%lx align_mask=%lx\n",
__func__, __LINE__,
current->pid, info->flags, info->length, info->low_limit,
info->high_limit, info->align_mask);
return addr;
return unmapped_area_topdown(info);
}
/* truncate.c */

33
mm/mmap.c
View File

@ -1936,13 +1936,8 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
struct vm_area_struct *vma, *prev;
struct vm_unmapped_area_info info;
if (len > TASK_SIZE - mmap_min_addr) {
printk(KERN_ERR "%s %d - (len > TASK_SIZE - mmap_min_addr) len=%lx "
"TASK_SIZE=%lx mmap_min_addr=%lx pid=%d addr=%lx\n",
__func__, __LINE__,
len, TASK_SIZE, mmap_min_addr, current->pid, addr);
if (len > TASK_SIZE - mmap_min_addr)
return -ENOMEM;
}
if (flags & MAP_FIXED)
return addr;
@ -1961,15 +1956,7 @@ arch_get_unmapped_area(struct file *filp, unsigned long addr,
info.low_limit = TASK_UNMAPPED_BASE;
info.high_limit = TASK_SIZE;
info.align_mask = 0;
addr = vm_unmapped_area(&info);
if (addr == -ENOMEM)
printk(KERN_ERR "%s %d - NOMEM from vm_unmapped_area "
"pid=%d flags=%lx length=%lx low_limit=%lx "
"high_limit=%lx align_mask=%lx\n",
__func__, __LINE__,
current->pid, info.flags, info.length, info.low_limit,
info.high_limit, info.align_mask);
return addr;
return vm_unmapped_area(&info);
}
#endif
@ -1989,14 +1976,8 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
struct vm_unmapped_area_info info;
/* requested length too big for entire address space */
if (len > TASK_SIZE - mmap_min_addr) {
printk(KERN_ERR "%s %d - (len > TASK_SIZE - mmap_min_addr) len=%lx "
"TASK_SIZE=%lx mmap_min_addr=%lx pid=%d addr=%lx\n",
__func__, __LINE__,
len, TASK_SIZE, mmap_min_addr, current->pid, addr);
if (len > TASK_SIZE - mmap_min_addr)
return -ENOMEM;
}
if (flags & MAP_FIXED)
return addr;
@ -2031,13 +2012,7 @@ arch_get_unmapped_area_topdown(struct file *filp, const unsigned long addr0,
info.high_limit = TASK_SIZE;
addr = vm_unmapped_area(&info);
}
if (addr == -ENOMEM)
printk(KERN_DEBUG "%s %d - NOMEM from vm_unmapped_area "
"pid=%d flags=%lx length=%lx low_limit=%lx "
"high_limit=%lx align_mask=%lx\n",
__func__, __LINE__,
current->pid, info.flags, info.length, info.low_limit,
info.high_limit, info.align_mask);
return addr;
}
#endif