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author | Robert Morris <[email protected]> | 2010-09-27 16:14:33 -0400 |
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committer | Robert Morris <[email protected]> | 2010-09-27 16:14:33 -0400 |
commit | 4655d42e3b65f906eae8c815fb78331790f6e423 (patch) | |
tree | de5b3e4e74c992fd3cd8fef0a2d37cb805c659ac /param.h | |
parent | a9183883b88bfccd1c6a62e27621b2c892d50b67 (diff) | |
download | xv6-labs-4655d42e3b65f906eae8c815fb78331790f6e423.tar.gz xv6-labs-4655d42e3b65f906eae8c815fb78331790f6e423.tar.bz2 xv6-labs-4655d42e3b65f906eae8c815fb78331790f6e423.zip |
copyout() copies data to a va in a pagetable, for exec() &c
usertest that passes too many arguments, break exec
Diffstat (limited to 'param.h')
-rw-r--r-- | param.h | 2 |
1 files changed, 2 insertions, 0 deletions
@@ -7,4 +7,6 @@ #define NINODE 50 // maximum number of active i-nodes #define NDEV 10 // maximum major device number #define ROOTDEV 1 // device number of file system root disk +#define USERTOP 0xA0000 // end of user address space #define PHYSTOP 0x1000000 // use phys mem up to here as free pool +#define MAXARG 32 // max exec arguments |